Today's Science News
Monday, January 26, 2015
Featured Research
from universities, journals, and other organizations
Scientists Slow Down the Speed of Light Travelling in Free Space
Jan. 23, 2015 Scientists have managed to slow photons in free space for the first time. They have demonstrated that applying a mask to an optical beam to give photons a spatial structure can reduce their ... full story
Telomere Extension Turns Back Aging Clock in Cultured Human Cells, Study Finds
Jan. 23, 2015 A new procedure can quickly and efficiently increase the length of human telomeres, the protective caps on the ends of chromosomes that are linked to aging and disease, according to ... full story
New Research Re-Creates Planet Formation, Super-Earths and Giant Planets in the Laboratory
Jan. 22, 2015 New laser-driven compression experiments reproduce the conditions deep inside exotic super-Earths and giant planet cores, and the conditions during the violent birth of Earth-like planets, ... full story
Early Human Ancestors Used Their Hands Like Modern Humans
Jan. 22, 2015 New research suggests pre-Homo human ancestral species, such as Australopithecus africanus, used human-like hand postures much earlier than was previously thought. The distinctly human ability for ... full story
Rosetta Comet 'Pouring' More Water Into Space
Jan. 22, 2015 There has been a significant increase in the amount of water "pouring" out of comet 67P/Churyumov-Gerasimenko, the comet on which the Rosetta mission's Philae lander touched down in ... full story
On the Ups and Downs of the Seemingly Idle Brain
Jan. 20, 2015 Even when it seems not to be doing much, the brain maintains a baseline of activity in the form of up and down states of bustle and quiet. To accomplish this seemingly simple cycle, it maintains a ... full story
Which 'Letters' in the Human Genome Are Functionally Important?
Jan. 20, 2015 A new computational method has been developed to identify which letters in the human genome are functionally important. Their computer program, called fitCons, harnesses the power of evolution, ... full story
Friends Know How Long You'll Live, Study Finds
Jan. 24, 2015 Young lovers walking down the aisle may dream of long and healthy lives together, but close friends in the wedding party may have a better sense of whether those wishes will come true, suggests new ... full story
Why All-Nighters Don't Work: How Sleep, Memory Go Hand-in-Hand
Jan. 23, 2015 Scientists have long known that sleep, memory and learning are deeply connected but how has remained a mystery. The question is, does the mechanism that promotes sleep also consolidate memory, or do ... full story
Climate Affects Development of Human Speech
Jan. 23, 2015 A correlation between climate and the evolution of language has been uncovered by researchers. To find a relationship between the climate and the evolution of language, one needs to discover an ... full story
Arctic Ice Cap Slides Into the Ocean
Jan. 23, 2015 Satellite images have revealed that a remote Arctic ice cap has thinned by more than 50 metres since 2012 -- about one sixth of its original thickness -- and that it is now flowing 25 times faster. ... full story
Revolutionary Device Found to Lower Blood Pressure
Jan. 22, 2015 A revolutionary device has been shown to significantly lower blood pressure among patients with uncontrolled high blood pressure, compared to those treated with usual drug measures. "High blood ... full story
Scientists 'Bend' Elastic Waves With New Metamaterials That Could Have Commercial Applications
Jan. 22, 2015 Sound waves passing through the air, objects that break a body of water and cause ripples, or shockwaves from earthquakes all are considered 'elastic' waves. These waves travel at the ... full story
Found: 'Fight or Flight' Response Control Center for the Heart
Jan. 20, 2015 An animal study has uncovered what controls the ability of healthy hearts to speed up in response to circumstances ranging from fear to a jog around the block. The key to the heart's "fight ... full story
Treatment Restores Sociability in Autism Mouse Model
Jan. 22, 2015 Researchers have treated mice that mimic human autism with a neuropeptide called oxytocin, and have found that it restores normal social behavior. In addition, the findings suggest that giving ... full story
- Scientists Slow Speed of Light in Free Space
- Telomere Extension Turns Back Aging Clock
- Super-Earths, Giant Planets Recreated in Lab
- Early Human Ancestors Used Hands Like We Do
- Rosetta Comet 'Pouring' More Water Into Space
- Ups and Downs of the Seemingly Idle Brain
- Human Genome: Which 'Letters' Are Important?
- Friends Know How Long You'll Live
- How Sleep, Memory Go Hand-In-Hand
- Climate Affects Development of Human Speech
- Arctic Ice Cap Slides Into the Ocean
- Revolutionary Device Lowers Blood Pressure
- Metamaterials: Scientists Bend Elastic Waves
- Heart's 'Fight or Flight' Response Control
- Treatment Restores Sociability in Autism Model
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last updated on 2015-01-26 at 9:33 am EST
Nanodiamonds: Promising Use for Delivering Cancer Drug to Kill Chemoresistant Cancer Stem Cells More Effectively
Jan. 26, 2015 Delivery of Epirubicin by nanodiamonds resulted in a normally lethal dosage of Epirubicin becoming a safe and effective dosage for treatment of liver cancer, researchers report after the conclusion ... full story
Daily Drinking Increases Risk of Alcoholic Cirrhosis
Jan. 26, 2015 Although alcohol is the most important risk factor of alcoholic cirrhosis of the liver, less is known about the significance of different patterns of drinking. Currently scientists believe that ... full story
Scientists Identify New Disease Treatment Path
Jan. 26, 2015 A previously unknown phenomenon -- that diseased muscle cells literally eat themselves to death -- has been discovered by researchers. The researchers say this previously unrecognised mechanism could ... full story
Reducing Work-Family Conflicts in the Workplace Helps People to Sleep Better
Jan. 26, 2015 Workers who participated in an intervention aimed at reducing conflict between work and familial responsibilities slept an hour more each week and reported greater sleep sufficiency than those who ... full story
Morphine Following Common Childhood Surgery May Be Life Threatening
Jan. 26, 2015 A significant risk for potentially-fatal breathing disruption has been identified when morphine is administered at home after surgery to treat pain in children who undergo tonsillectomy with or ... full story
Lead Negatively Impacts Cognitive Functions of Boys More Than Girls
Jan. 23, 2015 The female hormones estrogen and estradiol may help ward off the effects of lead exposure for young girls, explaining why boys, are shown to suffer more often from the cognitive disabilities linked ... full story
Improving Antibiotics to Treat Staph Infections
Jan. 23, 2015 New information about how antibiotics like azithromycin stop staph infections has been uncovered, including why staph sometimes becomes resistant to drugs. Staphylococcus aureus (familiar to many as ... full story
Efficient Methylating Enzyme Identified for Cancer Development
Jan. 23, 2015 A recent study may help begin to explain how cancer develops though the abnormal turning on and off of genes. Researchers have discovered that the increase of methyl tags in cancer cells is due to ... full story
Live Broadcast from Inside the Nerve Cell
Jan. 23, 2015 Neurodegenerative diseases like Alzheimer's or Parkinson's are caused by defect and aggregated proteins accumulating in brain nerve cells that are thereby paralyzed or even killed. In healthy cells ... full story
New Breast Exam Nearly Quadruples Detection of Invasive Breast Cancers in Women With Dense Breast Tissue
Jan. 23, 2015 Molecular Breast Imaging (MBI) is a supplemental imaging technology designed to find tumors that would otherwise be obscured by surrounding dense breast tissue on a mammogram. The new breast imaging ... full story
- Nanodiamonds: Promising for Cancer Drug Delivery
- Daily Drinking Ups Risk of Alcoholic Cirrhosis
- Scientists Identify New Disease Treatment Path
- Better Work-Family Balance Helps With Sleep
- Morphine After Child Surgery: Life Threatening?
- Lead: Harder On Boys' Cognitive Function
- Improving Antibiotics to Treat Staph Infections
- Cancer: Efficient Methylating Enzyme Identified
- Live Broadcast from Inside the Nerve Cell
- Higher Breast Cancer Detection With New Exam
Lucid Dreams and Metacognition: Awareness of Thinking; Awareness of Dreaming
Jan. 23, 2015 To control one's dreams and to live 'out there' what is impossible in real life -- a truly tempting idea. Some persons -- so-called lucid dreamers -- can do this. Researchers have discovered that the ... full story
Stalking Versus Cyberstalking: Effects on Victims, Their Responses Compared
Jan. 23, 2015 The devastating effects of stalking and cyberstalking – harassing or threatening communication via the Internet – are explored in a new study. Key among the findings is that victims of ... full story
Lucky Charms: When Are Superstitions Used Most?
Jan. 23, 2015 People are more likely to turn to superstitions to achieve a performance goal versus a learning goal, researchers have ... full story
Mothers Don't Speak So Clearly to Their Babies
Jan. 23, 2015 People have a distinctive way of talking to babies and small children: We speak more slowly, using a sing-song voice, and tend to use cutesy words like "tummy". While we might be inclined to think ... full story
New Brain Pathway Offers Hope for Treating Hypogylcemia
Jan. 23, 2015 A novel pathway buried deep within a region of the brain produces a brain hormone that acts as a crucial sensor of blood glucose levels. Learning how the hormone helps orchestrate responses around ... full story
The Brain's Electrical Alphabet: Timing, Rate Underlie Neural Information, Study Shows
Jan. 23, 2015 The brain’s alphabet is a mix of rate and precise timing of electrical pulses, researchers have revealed. The study shows that the nervous system features a “multichannel” language that makes ... full story
Scientists Map Brains of the Blind to Solve Mysteries of Human Brain Specialization
Jan. 23, 2015 Studying the brain activity of blind people, scientists are challenging the standard view of how the human brain specializes to perform different kinds of tasks, and shedding new light on how our ... full story
New 'Systems Genetics' Study Identifies Possible Target for Epilepsy Treatment
Jan. 23, 2015 A single gene that coordinates a network of about 400 genes involved in epilepsy could be a target for new treatments, according to research. Epilepsy is a common and serious disease that affects ... full story
Genome-Wide Search Reveals New Genes Involved in Long-Term Memory
Jan. 22, 2015 Genes involved in long-term memory in the worm have been discovered as part of research aimed at finding ways to retain cognitive abilities during aging. The study identified more than 750 genes ... full story
Anti-Inflammatory Protein May Trigger Plaque in Alzheimer's Disease
Jan. 22, 2015 Inflammation has long been studied in Alzheimer's, but in a counter-intuitive finding reported by researchers has uncovered the mechanism by which anti-inflammatory processes may trigger the ... full story
- Awareness of Thinking, Awareness While Dreaming?
- Stalking Versus Cyberstalking: Effects On Victims
- Lucky Charms: When Are Superstitions Used Most?
- Mothers Don't Speak So Clearly to Their Babies
- New Brain Pathway: Hope for Treating Hypogylcemia
- The Brain's Electrical Alphabet Revealed
- Mapping Brains of the Blind Helps Solve Mysteries
- 'Systems Genetics': Possible Target for Epilepsy
- New Genes Involved in Long-Term Memory Found
- Alzheimer's: Anti-Inflammatory Protein Plays Role
What to Do in a Flu Epidemic? Stay at Home and Watch TV
Jan. 23, 2015 Non-pharmaceutical interventions (NPIs) include actions individuals can take to reduce disease spread, such as hand washing and minimizing contacts with sick people. These can play a key role in ... full story
Effect of Thyroid Disorders on Reproductive Health
Jan. 23, 2015 Thyroid disease can have significant effects on a woman's reproductive health and screening for women presenting with fertility problems and recurrent early pregnancy loss should be considered, ... full story
Effect of BPA and Estradiol on Sperm Development Seen by Researchers
Jan. 22, 2015 A direct link between the plastics component bisphenol A, or BPA, and disrupted sperm production has been discovered by researchers. They say the chemical disrupts the delicate DNA interactions ... full story
Prescription Painkillers, Widely Used by Childbearing Age Women, Double Birth Defects Risk
Jan. 22, 2015 Many women are unaware that prescription opioid-based medications such as codeine, oxycodone, hydrocodone, or morphine, used to treat severe pain, may increase the risk for serious birth defects of ... full story
Infants Can Learn to Communicate from Videos, Study Shows
Jan. 22, 2015 Children under two years old can learn certain communication skills from a video, such as how to use signs in sign language, and perform similarly in tests when compared to babies taught by their ... full story
Strong Association Between Menopausal Symptoms, Bone Health
Jan. 22, 2015 Women who experience moderate to severe hot flashes and night sweats during menopause tend to have lower bone mineral density and higher rates of hip fracture than peers with no menopausal symptoms, ... full story
New Research Could Give Alternatives for Children's Eye Exams
Jan. 22, 2015 It’s very difficult to understand the retinal structure of children because they are known to be uncooperative during eye examinations designed for adults. New explores a new non-invasive ... full story
Blame It on Your Brain: Salt and Hypertension
Jan. 22, 2015 Excessive salt intake "reprograms" the brain, interfering with a natural safety mechanism that normally prevents the body's arterial blood pressure from rising, researchers have ... full story
Empowering Family Caregivers Assures Successful Acute Care Transitions
Jan. 22, 2015 When hospitals adopt proactive, enhanced care transition interventions to assure that family caregivers are well prepared when patients are discharged, the incidence of adverse outcomes due to ... full story
How Are Student Loans Affecting the Well-Being of Young Adults?
Jan. 22, 2015 Young adults who accumulated higher amounts of debt incurred from student loans reported higher levels of depressive symptoms, even with adjustments for parental wealth, childhood socioeconomic ... full story
- What to Do in a Flu Epidemic? Stay at Home
- Reproductive Health: Effect of Thyroid Disorders
- Effect of BPA and Estradiol On Sperm Development
- Prescription Painkillers: 2x Risk of Birth Defect
- Infants Can Learn to Communicate from Videos
- Menopausal Symptoms, Bone Health: Strong Link
- Alternatives for Children's Eye Exams Coming?
- Blame It On Your Brain: Salt and Hypertension
- Family Caregivers Help With Acute Care Transition
- Student Loans and the Well-Being of Young Adults
The Latest Fashion: Graphene Edges Can Be Tailor-Made
Jan. 23, 2015 Theorists show it may be possible to tune graphene edges by varying heat and force as graphene is fractured. Edge configurations affect graphene's electronic and mechanical properties, which are ... full story
Silver Nanowires Demonstrate Unexpected Self-Healing Mechanism: Potential for Flexible Electronics
Jan. 23, 2015 Researchers found that silver nanowires can withstand strong cyclic loads, which is a key attribute needed for flexible ... full story
Calculating the Future of Solar-Fuel Refineries
Jan. 23, 2015 A team of engineers has developed a new tool to help engineers better gauge the overall yield, efficiency and costs associated with scaling solar-fuel production processes up into large-scale ... full story
New Technique Helps Probe Performance of Organic Solar Cell Materials
Jan. 23, 2015 Researchers have developed a technique for determining the role that a material's structure has on the efficiency of organic solar cells, which are candidates for low-cost, next generation solar ... full story
New Technique for Producing Cheaper Solar Energy Suggested by Research
Jan. 23, 2015 Pioneering new research could pave the way for solar energy to be converted into household electricity more cheaply than ever before. The global PV market has experienced rapid growth in recent years ... full story
Scientists Search for New Ways to Deal With U. S. Uranium Ore Processing Legacy
Jan. 22, 2015 Researchers are trying to find out why uranium persists in groundwater at former uranium ore processing sites despite remediation of contaminated surface materials two decades ago. They think buried ... full story
Surprising Insights Into Effects of Wood Fuel Burning
Jan. 22, 2015 The harvesting of wood to meet the heating and cooking demands for billions of people worldwide has less of an impact on global forest loss and carbon dioxide (CO2) emissions than previously ... full story
Scientists Set Quantum Speed Limit
Jan. 22, 2015 The flip side of Heisenberg's uncertainty principle, the energy time uncertainty principle, establishes a speed limit for transitions between two states. Physical chemists have now proved this ... full story
Promising Drug Candidate Protects Against Radiation Exposure from Nuclear Fallout
Jan. 22, 2015 A drug candidate called DBIBB that increases the survival of mice suffering from radiation syndrome, even when treatment started three days after radiation exposure, has been identified by ... full story
Exotic, Gigantic Molecules Fit Inside Each Other Like Russian Nesting Dolls
Jan. 22, 2015 Scientists have experimentally observed for the first time a phenomenon in ultracold, three-atom molecules predicted by Russian theoretical physicist Vitaly Efimov in ... full story
- Graphene Edges Can Be Tailor-Made
- Silver Nanowires: Unexpected Self-Healing
- Calculating the Future of Solar-Fuel Refineries
- Organic Solar Cell Materials: Probing Performance
- New Technique for Producing Cheaper Solar Energy
- Remediation: U. S. Uranium Ore Processing Legacy
- Surprising Effects of Wood Fuel Burning
- Scientists Set Quantum Speed Limit
- Drug May Protect Against Radiation Exposure
- Huge Molecules Fit Like Russian Nesting Dolls
Alamo Impact Crater: New Study Could Double Its Size
Jan. 23, 2015 Carbonate rock deposits found within the mountain ranges of south-central Nevada, USA, record evidence of a catastrophic impact event known as the Alamo impact. This event occurred roughly 382 ... full story
Yes, Black Holes Exist in Gravitational Theories With Unbounded Speeds of Propagation
Jan. 23, 2015 Gravitational theories with broken Lorentz invariance have attracted a great deal of interest as they provide a test-bed of LI and offer a mechanism to improve their ultraviolet behavior, so that the ... full story
H.E.S.S. Finds Three Extremely Luminous Gamma-Ray Sources
Jan. 23, 2015 The High Energy Stereoscopic System telescopes have again demonstrated their excellent capabilities in searching for high-energy gamma ... full story
Rosetta Data Reveals More Surprises About Comet 67P
Jan. 22, 2015 As the Rosetta spacecraft orbits comet 67P/Churyumov-Gerasimenko, an international team of scientists have discovered that the comet's atmosphere, or coma, is much less homogenous than expected and ... full story
Rosetta Data Give Closest-Ever Look at a Comet
Jan. 22, 2015 On Nov. 12, 2014, the Rosetta mission's Philae lander touched down on the surface of comet 67P/Churyumov-Gerasimenko. While this achievement gained lots of headlines, it was only the beginning for ... full story
Watching the Birth of a Comet Magnetosphere
Jan. 22, 2015 Astronomers have shown what happens when a magnetosphere forms round a comet. The RPC-ICA instrument onboard the Rosetta spacecraft has been watching the early stages of how a magnetosphere forms ... full story
Gas Variations Are Suggestive of Seasons on Comet Chury
Jan. 22, 2015 Comet 67P/Churyumov-Gerasimenko continues to reveal more of its secrets: Researchers have detected considerable variations in the gas escaping from the comet. This could amount to seasonal changes on ... full story
Black Hole on a Diet Creates a 'Changing Look' Quasar
Jan. 22, 2015 Astronomers have identified the first 'changing look' quasar, a gleaming object in deep space that appears to have its own dimmer switch. The discovery may offer a glimpse into the life story of the ... full story
Telescope to Seek Dust Where Other Earths May Lie
Jan. 22, 2015 The NASA-funded Large Binocular Telescope Interferometer, or LBTI, has completed its first study of dust in the "habitable zone" around a star, opening a new door to finding planets like Earth. Dust ... full story
Gullies on Protoplanet Vesta Suggest Past Water-Mobilized Flows
Jan. 22, 2015 Protoplanet Vesta, visited by NASA's Dawn spacecraft from 2011 to 2013, was once thought to be completely dry, incapable of retaining water because of the low temperatures and pressures at its ... full story
- Alamo Impact Crater: New Study Could Double Size
- Black Holes: Unbounded Speeds of Propagation
- Extremely Luminous Gamma-Ray Sources Found
- More Surprises About Comet 67P
- Rosetta Data Give Closest-Ever Look at a Comet
- Watching the Birth of a Comet Magnetosphere
- Gas Variations: Seasons On Comet Chury
- Black Hole On a Diet: 'Changing Look' Quasar
- Telescope To Search Where Other Earths May Lie
- Protoplanet Gullies: Past Water-Mobilized Flows?
3-D View of Greenland Ice Sheet Opens Window on Ice History
Jan. 23, 2015 Scientists using ice-penetrating radar have created 3-D maps of the age of the ice within the Greenland Ice Sheet. The new maps will aid future research to understand the impact of climate change on ... full story
Massive Chip Design Savings to Be Realized
Jan. 23, 2015 IT researchers have developed a programming language making the massive costs associated with designing hardware more manageable. Chip manufacturers have been using the same chip design techniques ... full story
Improvements in Transistors Will Make Flexible Plastic Computers a Reality
Jan. 23, 2015 Researchers revealed that improvements should soon be expected in the manufacture of transistors that can be used, for example, to make flexible, paper-thin computer ... full story
Falls in Blood Pressure, Cholesterol Have Saved 20,000+ Lives in England
Jan. 22, 2015 Falls in blood pressure and total cholesterol staved off more than 20,000 deaths from coronary heart disease in England between 2000 and 2007, shows a mathematical analysis. The impact of statins was ... full story
Major Breakthrough in Reading Ancient Scrolls
Jan. 22, 2015 Revolutionary software is making a breakthrough in reading 2,000-year old Herculaneum scrolls, computer scientists report. After working for more than 10 years on unlocking an ancient piece of ... full story
NASA, Microsoft Collaboration Will Allow Scientists to 'Work on Mars'
Jan. 22, 2015 NASA and Microsoft have teamed up to develop software called OnSight, a new technology that will enable scientists to work virtually on Mars using wearable technology called Microsoft ... full story
Computers: Visually Pleasing Graphics Enhance User Performance
Jan. 22, 2015 An eye-catching and appealing graphic on a mobile phone or website helps people perform tasks quicker and more easily as the job gets more demanding. Investing a little bit extra to design ... full story
Computer Scientists Improve Privacy of Internet Currency Bitcoin
Jan. 22, 2015 It is traded on special stock exchanges and is accepted not only by various online shops, but also by thousands of brick-and-mortar stores across the globe: the virtual currency Bitcoin. The users ... full story
Self-Powered Intelligent Keyboard Could Provide a New Layer of Security
Jan. 22, 2015 By analyzing such parameters as the force applied by key presses and the time interval between them, a new self-powered non-mechanical intelligent keyboard could provide a stronger layer of security ... full story
Experts Call for a Rethink on Guidelines About Children's Screen Time
Jan. 21, 2015 The amount of time children spend using screens, such as televisions and computers, on a daily basis exceeds recommended guidelines, according to research. These guidelines were drawn up at a time ... full story
- 3-D View of Greenland Ice Sheet Reveals History
- Massive Chip Design Savings to Be Realized
- Flexible Plastic Computers a Reality?
- Falling Blood Pressure, Cholesterol Saves Lives
- Major Breakthrough in Reading Ancient Scrolls
- NASA, Microsoft: Scientists to 'Work on Mars'
- Computers: Attractiveness Speeds Up Performance
- Improved Privacy With Internet Currency Bitcoin
- Self-Powered Intelligent Keyboard Knows You
- Kids' Screen Time: Do We Need a Rethink?
Warming Seas Decrease Sea Turtle Basking
Jan. 23, 2015 Green sea turtles may stop basking on beaches around the world within a century due to rising sea temperatures, a new study suggests. Basking helps the turtles regulate body temperature and may aid ... full story
Bad Reputation of Crows Demystified
Jan. 23, 2015 In literature, crows and ravens are a bad omen and are associated with witches. Most people believe they steal, eat other birds' eggs and reduce the populations of other birds. But a new study, which ... full story
Hidden Infection Shortens Life in Birds
Jan. 23, 2015 Mild infections without symptoms of illness can still lead to serious consequences by reducing the lifespan of the infected individuals, research shows. A new study has been carried out on ... full story
The Language of T Lymphocytes Deciphered, the 'Rosetta Stone' of the Immune System
Jan. 23, 2015 How can our immune system defend us against aggressors so diverse such as viruses, parasites, fungi and tumors? The secret lies in the large number of clones of T and B lymphocytes, each of which ... full story
Sexually-Transmitted Diseases: Do Multiple Partners Mean More Immunity?
Jan. 23, 2015 It has been assumed that the increased transmission of sexually-transmitted diseases in the case of mating promiscuity is influential in shaping the immune system of mammals. Results of a new study ... full story
Sisters Act Together: Cichlid Sisters Swim Together in Order to Reach the Goal
Jan. 23, 2015 The manner and routes of dispersal vary with the species and the ecological conditions. Many fish form shoals to avoid predation. Shoaling with familiar conspecifics affords the fish an even greater ... full story
Brazil's Soy Moratorium Still Needed to Preserve Amazon
Jan. 23, 2015 In a new study to evaluate the Brazilian Soy Moratorium, researchers across the U.S. and Brazil show that the moratorium helped to drastically reduce the amount of deforestation linked to soy ... full story
Mammalian Heart Regenerative Capacity Depends on Severity of Injury
Jan. 22, 2015 Neonatal mouse hearts have varying regenerative capacities depending upon the severity of injury, researchers have demonstrated. Approaches to extend this regenerative capacity in a mammalian model, ... full story
How Malaria-Spreading Mosquitoes Can Tell You're Home
Jan. 22, 2015 Females of the malaria-spreading mosquito tend to obtain their blood meals within human dwellings. But is human odor enough as a reliable cue for the mosquitoes in finding humans to bite? Not quite, ... full story
When It Comes to Variations in Crop Yield, Climate Has a Big Say
Jan. 22, 2015 What impact will future climate change have on food supply? That depends in part on the extent to which variations in crop yield are attributable to variations in climate. A new report has found that ... full story
- Warming Seas Decrease Sea Turtle Basking
- Bad Reputation of Crows Demystified
- Hidden Infection Shortens Life in Birds
- The Language of T Lymphocytes Deciphered
- STDs: Do Multiple Partners Mean More Immunity?
- Cichlid Sisters Swim Together To Reach a Goal
- Brazil's Soy Moratorium Needed to Preserve Amazon
- Heart Regeneration Depends on Injury Severity
- Malaria: How Mosquitoes Can Tell You're Home
- Variations in Crop Yield: Climate Has Big Say
Ocean Could Hold Key to Predicting Recurring Extreme Winters
Jan. 23, 2015 New reserch may help to predict extreme winters across Europe by identifying the set of environmental conditions that are associated with pairs of severe winters across consecutive years. Pairs of ... full story
As Trees Are Cut and Climates Shift, Can the Animals of Borneo Be Saved?
Jan. 22, 2015 As the third-largest island in the world and the largest island in Asia, Borneo stands out as a hotspot for biodiversity, and there is no question that Borneo's many rare species are in trouble. And ... full story
Using Less Fish to Test Chemicals Safety
Jan. 22, 2015 A new strategy has been proposed on how to replace, reduce and refine the use of fish in testing of chemicals’ effect on flora and fauna in water (aquatic toxicity) and chemicals’ uptake and ... full story
Antibiotics, Bacteria, Resistance Genes Found in Dust from Feedlots
Jan. 22, 2015 Researchers are beginning to understand how antibiotic-resistant bacteria travel aerially. "Everyone is fairly certain antibiotic resistance comes from extensive use of antibiotics in animal-based ... full story
Soils Could Keep Contaminants in Wastewater from Reaching Groundwater, Streams
Jan. 22, 2015 With endocrine-disrupting compounds affecting fish populations in rivers as close as Pennsylvania's Susquehanna and as far away as Israel's Jordan, a new research study shows that soils can filter ... full story
Study Projects Unprecedented Loss of Corals in Great Barrier Reef Due to Warming
Jan. 22, 2015 The coverage of living corals on Australia's Great Barrier Reef could decline to less than 10 percent if ocean warming continues, according to a new study that explores the short- and long-term ... full story
Small Drop in Sea Level Had Big Impact on Southern Great Barrier Reef
Jan. 22, 2015 A small drop in sea level 2000 years ago on the southern Greater Barrier Reef led to a dramatic slowdown in the coral reef's growth, research shows. The researchers analyzed samples from One Tree ... full story
Snack Attack: Bears Munch on Ants and Help Plants Grow
Jan. 22, 2015 Tiny ants may seem like an odd food source for black bears, but the protein-packed bugs are a major part of some bears' diets and a crucial part of the food web that not only affects other bugs, but ... full story
Doubt Cast on Global Firestorm Generated by Dino-Killing Asteroid
Jan. 22, 2015 Pioneering new research has debunked the theory that the asteroid that is thought to have led to the extinction of dinosaurs also caused vast global firestorms that ravaged planet Earth. Scientists ... full story
Fossils Survive Volcanic Eruption to Tell Us About the Origin of the Canary Islands
Jan. 22, 2015 The most recent eruption on the Canary Islands – at El Hierro in 2011 – produced spectacularly enigmatic white “floating rocks” that originated from the layers of oceanic sedimentary rock ... full story
- Predicting Recurring Extreme Winters: Oceans?
- Animals of Borneo: Can They Be Saved?
- Using Less Fish to Test Chemicals Safety
- Bacteria, Resistance Genes Found in Feedlot Dust
- Soils Keep Contaminants from Reaching Groundwater
- Great Barrier Reef: Huge Loss of Corals Expected
- Great Barrier Reef: Impact of Drop in Sea Level
- Snack Attack: Bears Munch On Ants , Help Plants
- No Global Firestorm from Dino-Killing Asteroid?
- Fossils Survive Volcanic Eruption, Tell Story
New Data About Evolution of Immune Response Genes in Plants
Jan. 20, 2015 New clues about the evolution of the immune system in European populations of the plant <em>Arabidopsis thaliana </em> have been uncovered by researchers, as well as the underlying genetic mechanisms ... full story
Paleontologist Names a Carnivorous Reptile That Preceded Dinosaurs
Jan. 20, 2015 Paleontologist have now named a 9-foot-long carnivorous reptile with steak knife-like teeth and bony plates on the back. Its name is ... full story
Fossil Ankles Indicate Earth's Earliest Primates Lived in Trees
Jan. 19, 2015 Earth's earliest primates have taken a step up in the world, now that researchers have gotten a good look at their ankles. A new study has found that Purgatorius, a small mammal that lived on a diet ... full story
Preserved Fossil Represents Oldest Record of Parental Care in Group of Prehistoric Reptiles
Jan. 19, 2015 New research details how a preserved fossil found in China could be the oldest record of post-natal parental care from the Middle Jurassic. The specimen, found by a farmer in China, is of an apparent ... full story
Antiquity of Dairying on Emerald Isle Revealed
Jan. 16, 2015 The antiquity of dairy farming in Ireland has been outlined by researchers in a new report. The research shows that dairying on the island goes back approximately 6,000 years, revealed through traces ... full story
Human Mode of Responding to HIV Vaccine Is Conserved from Monkeys
Jan. 15, 2015 The antibody response from an HIV vaccine trial in Thailand was made possible by a genetic trait carried over in humans from an ancient ancestry with monkeys and apes, according to a study. ... full story
Tiny Plant Fossils a Window Into Earth's Landscape Millions of Years Ago
Jan. 15, 2015 Scientists have discovered a way to determine the tree cover and density of trees, shrubs and bushes in locations over time based on clues in the cells of plant fossils preserved in rocks and soil. ... full story
New Planetary Dashboard Shows 'Great Acceleration' in Human Activity Since 1950
Jan. 15, 2015 Human activity, predominantly the global economic system, is now the prime driver of change in the Earth System (the sum of our planet's interacting physical, chemical, biological and human ... full story
Out of the Pouch: Ancient DNA Extracted from Extinct Giant Kangaroos
Jan. 15, 2015 Scientists have finally managed to extract DNA from Australia's extinct giant kangaroos, the mysterious marsupial megafauna that roamed Australia over 40,000 years ago. They have extracted DNA ... full story
Did the Anthropocene Begin With the Nuclear Age?
Jan. 15, 2015 Humans are having such a marked impact on the Earth that they are changing its geology, creating new and distinctive strata that will persist far into the future. This is the idea behind the ... full story
- Evolution of Immune Response Genes in Plants
- Paleontologist Names Early Carnivorous Reptile
- Fossil Ankles: Earliest Primates Lived in Trees
- Fossil: Parental Care in Prehistoric Reptiles
- Antiquity of Dairying On Emerald Isle Revealed
- HIV Vaccine Anitbody Response A Gift From Monkeys
- Tiny Plant Fossils Reveal Ancient Landscape
- Big Acceleration in Human Activity Since 1950
- Ancient DNA From Extinct Giant Kangaroos
- Did the Anthropocene Begin With the Nuclear Age?
Celiac Disease Rate Among Young Children Has Almost Tripled in Past 20 Years
Jan. 22, 2015 The number of young children diagnosed with celiac disease in the UK has almost tripled over the past 20 years, but kids from poorer families are only half as likely to be diagnosed with the ... full story
Providing Better Data on the Ebola Virus
Jan. 22, 2015 Researchers are exploring new and innovative methods to solve the complex mystery that is the Ebola virus. A new article studies the use of phylodynamics to discover how the Ebola virus has spread ... full story
American Liberals and Conservatives Think as If from Different Cultures
Jan. 22, 2015 American conservatives think more like Asians, and liberals are the extreme Westerners in thought styles, new research suggests. The so-called "culture war," the lead author said, is an accurate if ... full story
Trying to Project an Image of Success? It Could Make You Dwell on Your Failures
Jan. 22, 2015 Life is full of experiences that challenge how we see ourselves and we often compensate by buying products that reinforce our ideal self-image. A new study shows that this type of retail therapy ... full story
Antibiotic Use by Travelers May Add to Global Spread of Superbugs
Jan. 22, 2015 Taking antibiotics for diarrhea may put travelers visiting developing parts of the world at higher risk for contracting superbugs and spreading these daunting drug-resistant bacteria to their home ... full story
More Realistic Physical Activity Targets Needed, Say Experts
Jan. 21, 2015 Physical activity guidelines should focus on getting inactive people to do a little activity rather than strive for the entire population to meet the current target of 150 minutes of moderate ... full story
Deaths of Extremely Premature Infants Decrease, Fewer Dying of Breathing Complications
Jan. 21, 2015 In a large, national study of extremely premature infants, researchers found that death rates decreased from 2000 to 2011. An analysis of specific causes found that deaths attributed to immaturity or ... full story
Biological Safety Lock for Genetically Modified Organisms
Jan. 21, 2015 Scientists have genetically recoded a strain of E. coli to depend on a synthetic amino acid so the bacteria can't survive outside the lab. The E. coli were also made resistant to two ... full story
Animal-to-Human Transmission of Ebola Virus Appears Tied to Increasing Human Population Density in Forested Regions
Jan. 21, 2015 An apparent link between human population density and vegetation cover in Africa, and the spread of the Ebola virus from animal hosts to humans, has been identified by researchers. "These findings ... full story
Study Maps Travel of H7 Influenza Genes
Jan. 21, 2015 In a new bioinformatics analysis of the H7N9 influenza virus that has recently infected humans in China, researchers trace the separate phylogenetic histories of the virus's genes, giving a ... full story
- Celiac Disease In Young Kids: Tripled in 20 Years
- Providing Better Data On the Ebola Virus
- Liberals, Conservatives: Different Cultures?
- Retail Therapy May Ultimately Make You Feel Worse
- Travelers' Antibiotics: Global Superbug Spread?
- More Realistic Physical Activity Targets Needed?
- Deaths of Extremely Premature Infants Decrease
- No Escape: Biological Safety Lock for GMOs
- Animal-To-Human Transmission of Ebola: Clues
- Study Maps Travel of H7 Influenza Genes
Heightened Scents: Do Ambient Fragrances Make Consumers Purchase More?
Jan. 21, 2015 Do consumers make different choices based on the fragrance surrounding them? A new study shows for the first time that the “temperature” of scents in a store atmosphere may have a powerful effect ... full story
New Research Reveals the Power of Hierarchy in High-Pressure Situations
Jan. 20, 2015 Researchers analyzed more than 30,000 Himalayan climbers and 5,000 expeditions over the past 100 years to assess the impact that hierarchical cultures can have in high-pressure group situations. The ... full story
Hostile Boss? Study Finds Advantages to Giving It Right Back
Jan. 20, 2015 In a result that surprised researchers, a new study found that employees who had hostile bosses were better off on several measures if they returned the hostility. "Before we did this study, I ... full story
Inventors Choose to Reveal Their Secret Sauce Before Patent Approval
Jan. 15, 2015 Common wisdom and prior economic research suggest that an inventor filing a patent would want to keep the technical know-how secret as long as possible. But a new study of nearly 2 million patents in ... full story
In the Mood to Trade? Weather May Influence Institutional Investors' Stock Decisions
Jan. 15, 2015 Weather changes may affect how institutional investors decide on stock plays, according to a new study. Their findings suggest sunny skies put professional investors more in a mood to buy, while ... full story
Huge 3-D Displays Without 3-D Glasses
Jan. 15, 2015 A new kind of display uses laser beams to send out different pictures into different directions. Each pixel contains lasers and a moving mirror, which directs the laser light. Different pictures can ... full story
Global Warming Reduces Wheat Production Markedly If No Adaptation Takes Place
Jan. 12, 2015 Future global wheat harvest is likely to be reduced by six per cent per each degree Celsius of local temperature increase if no adaptation takes place. Worldwide this would correspond to 42 million ... full story
Black Women Working Night Shifts Have an Increased Risk of Developing Diabetes
Jan. 11, 2015 Those who work night shifts are significantly more likely to develop diabetes than those who have never worked night shifts, with more years working the night shift resulting in a higher risk. These ... full story
Fear of Terror May Lead to Job Burnout Over Time
Jan. 8, 2015 The direct link between terrorism and increased incidence of job burnout over time has been addressed for the first time in a new study. The research examines how the fear of terrorism can lead to ... full story
Quantum Optical Hard Drive Breakthrough
Jan. 8, 2015 Scientists developing a prototype optical quantum hard drive have improved storage time by a factor of over 100. The team's record storage time of six hours is a major step towards a secure worldwide ... full story
- Do Ambient Fragrances Make You Purchase More?
- Power of Hierarchy in High-Pressure Situations
- Hostile Boss? Benefit to Giving It Right Back
- Inventors Reveal 'Secret Sauce' Before Patenting
- Stock Decisions Affected By Weather?
- Huge 3-D Displays Without 3-D Glasses
- Does Global Warming Reduce Wheat Production?
- Night Shifts Linked to More Risk of Diabetes
- Fear of Terror May Lead to Job Burnout Over Time
- Quantum Optical Hard Drive Breakthrough
Facebook Not to Blame for Negative Impact on Grades, Professor Says
Jan. 20, 2015 The more time college students, particularly freshman, spend on Facebook, the more their grades suffer. But a professor says the problem is not Facebook -- it's an issue of ... full story
Practice Really Does Make Perfect
Jan. 8, 2015 New research into the way in which we learn new skills finds that a single skill can be learned faster if its follow-through motion is consistent, but multiple skills can be learned simultaneously if ... full story
All in a Good Night's Sleep: How Quality of Sleep Impacts Academic Performance in Children
Jan. 8, 2015 A good night's sleep is linked to better performance by schoolchildren in math and languages -- subjects that are powerful predictors of later learning and academic success, according to a study. The ... full story
Marine Litter Education Boosts Children's Understanding, Actions
Jan. 6, 2015 Children could play an important role in solutions to reduce marine litter with some already helping to educate parents and peers about the scale of the issue, experts ... full story
Human Speech's Surprising Influence on Young Infants
Jan. 5, 2015 America's preoccupation with the 'word gap' -- the idea that parents in impoverished homes speak less to their children, which, in turn, predicts outcomes like school achievement and income later in ... full story
Fast-Food Consumption Linked to Lower Test Score Gains in 8th Graders
Dec. 22, 2014 The amount of fast food children eat may be linked to how well they do in school, a new America-wide study suggests. This study can't say why fast-food consumption is linked to lower grades, but ... full story
Early Caregiving Experiences Have Long-Term Effects on Social Relationships, Achievement
Dec. 18, 2014 A new study has found that sensitive caregiving in the first three years of life predicts an individual's social competence and academic achievement, not only during childhood and adolescence, but ... full story
Why Are UK Teenagers Skipping School?
Dec. 18, 2014 Analysis of the results of a large-scale survey reveals the extent of truancy in English secondary schools and sheds light on the mental health of the country’s ... full story
Personality Outsmarts Intelligence at School: Conscientiousness and Openness Key to Learning
Dec. 17, 2014 Recent research has found that personality is more important than intelligence when it comes to success in education and this needs to take this into account when guiding students and teachers. ... full story
Current Practices in Reporting on Behavioural Genetics Can Mislead the Public
Dec. 12, 2014 “Media reports about behavioural genetics unintentionally induce unfounded beliefs, therefore going against the educational purpose of scientific reporting,” writes a researcher following his ... full story
- Can't Blame Bad Grades On Facebook, Says Prof
- Practice Really Does Make Perfect
- Sleep Impacts Academic Performance in Children
- Marine Litter Education Boosts Children's Actions
- Human Speech's Surprising Influence On Infants
- Kids: Fast-Food Linked to Lower Test Score Gains
- Early Caregiving: Effects Into Adulthood
- Why Are UK Teenagers Skipping School?
- Personality Outsmarts Intelligence at School
- Reporting On Genetics Can Mislead Public
