Today's Science News
Tuesday, January 27, 2015
Featured Research
from universities, journals, and other organizations
Ancient Star System Reveals Earth-Sized Planets Forming Near Start of Universe
Jan. 27, 2015 — A Sun-like star with orbiting planets, dating back to the dawn of the Galaxy, has been discovered by an international team of astronomers. At 11.2 billion years old, it is the oldest star with ... full story
The Origin of Life: Labyrinths as Crucibles of Life
Jan. 27, 2015 — Water-filled micropores in hot rock may have acted as the nurseries in which life on Earth began. A team has now shown that temperature gradients in pore systems promote the cyclical replication and ... full story
Gigantic Ring System Around J1407b Much Larger, Heavier Than Saturn's
Jan. 26, 2015 — Astronomers have discovered that the ring system that they see eclipse the very young Sun-like star J1407 is of enormous proportions, much larger and heavier than the ring system of ... full story
Brain Circuit That Regulates Thirst Identified
Jan. 26, 2015 — Scientists have identified a circuit in the brains of mice that regulates thirst. When a subset of cells in the circuit is switched on, mice immediately begin drinking water, even if they are fully ... full story
Entanglement on a Chip: Breakthrough Promises Secure Communications and Faster Computers
Jan. 26, 2015 — A team of scientists has developed, for the first time, a microscopic component that is small enough to fit onto a standard silicon chip that can generate a continuous supply of entangled ... full story
Girls Lead Boys in Academic Achievement Globally
Jan. 26, 2015 — Considerable attention has been paid to how boys' educational achievements in science and math compare to girls' accomplishments in those areas, often leading to the assumption that boys ... full story
Got Bees? Got Vitamin A? Got Malaria? Loss of Pollinators Increases Risk of Malnutrition, Disease
Jan. 26, 2015 — More than half the people in some developing countries could become newly at risk for malnutrition if crop-pollinating animals -- like bees -- continue to decline, experts say. Despite popular ... full story
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
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
Family Voices, Stories Speed Coma Recovery
Jan. 22, 2015 — 'Can he hear me?' Family members are desperate to know when a loved one with a traumatic brain injury is in a coma. A new study shows the recorded voices of loved ones telling the patient ... 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
- Ancient Star With Five Earth-Size Planets
- Origin of Life: Labyrinths as Crucibles of Life
- Gigantic Ring System Much Bigger Than Saturn's
- Brain Circuit That Regulates Thirst Identified
- Faster Computers: Entanglement On a Chip
- Academic Achievement: Girls Lead Boys Globally
- Got Bees? Got Vitamin A? Got Malaria?
- 3-D View of Greenland Ice Sheet Opens Window
- Malaria: How Mosquitoes Can Tell You're Home
- Family Voices, Stories Speed Coma Recovery
- 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
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last updated on 2015-01-27 at 11:58 am EST
Researchers Pinpoint Two Genes That Trigger Severest Form of Ovarian Cancer
Jan. 27, 2015 — Researchers create first mouse model of ovarian clear cell carcinoma using data from human cancer genome atlas. They show how when the genes ARID1A and PIK2CA are mutated in specific ways, the result ... full story
Protein-Based Therapy Shows Promise Against Resistant Leukemia
Jan. 26, 2015 — The efficacy and safety of the new fusion protein has been demonstrated in mouse models of aggressive human leukemia using leukemia cells taken directly from patients with ALL. Resistance of leukemia ... full story
Lung Cancer Predicted to Overtake Breast Cancer as Leading Cause of Cancer Death Among European Women in 2015
Jan. 26, 2015 — Death rates from lung cancer will exceed those for breast cancer for the first time among European women in 2015, according to the latest predictions. The study by researchers in Italy and ... full story
New Model Better Predicts Breast Cancer Risk in African American Women
Jan. 26, 2015 — A breast cancer risk prediction model for African American women has been developed by scientists that found greater accuracy in predicting risk for the disease. The use of this model could result in ... full story
Care Eliminates Racial Disparity in Colon Cancer Survival Rates, Study Finds
Jan. 26, 2015 — More equitable delivery of evidence-based care can close a persistent racial disparity in colon cancer survival rates in the United States. African-American patients have consistently had lower ... full story
Beating the Clock: Researchers Develop New Treatment for Rabies
Jan. 26, 2015 — Successfully treating rabies can be a race against the clock. Those who suffer a bite from a rabid animal have a brief window of time to seek medical help before the virus takes root in the central ... full story
Cooperation Between Cancer Cells Makes Therapies Ineffective, Suggests New Treatment
Jan. 26, 2015 — New research shows why many cancers are difficult to treat and come back following treatment. Scientists have shown that cancer cells cooperate with each other in the production of growth factors ... full story
Risk for Younger Adults With Isolated Systolic Hypertension
Jan. 26, 2015 — Younger adults with elevated systolic blood pressure -- the top number in the blood pressure reading -- have a higher risk for cardiovascular disease and coronary heart disease than those with normal ... full story
Antiangiogenesis Drugs Could Make Major Improvement in Tuberculosis Treatment
Jan. 26, 2015 — Use of the same antiangiogenesis drugs that have improved treatment of some cancers could also help surmount persistent difficulties in treating tuberculosis, improving the effectiveness of drug ... full story
How a Cancer-Causing Virus Blocks Human Immune Response
Jan. 26, 2015 — Scientists have revealed how a type of cancer-causing virus outwits the human body's immune response. The discovery might help explain why some cancer therapies that incorporate interferon fail to ... full story
- Two Genes That Trigger Severe Ovarian Cancer ID'd
- Leukemia: Protein-Based Therapy Shows Promise
- Europe: Lung Cancer Death To Exceed Breast Cancer
- African Americans: Predicting Breast Cancer Risk
- Colon Cancer: Overcoming Racial Disparity
- Beating the Clock: New Treatment for Rabies
- Cell Cooperation: Cancer Therapies Ineffective
- Systolic Hypertension: Risks for Young Adults
- Antiangiogenesis Drugs: TB Treatment Improvement?
- How a Cancer-Causing Virus Blocks Immune Response
Ads Effective Even in the Midst of Multitasking, Studies Find
Jan. 26, 2015 — Those video ads playing in the corner of your computer screen, in the midst of multitasking, may have more impact than you realize. They may be as effective as ads you're really watching, says one ... full story
Chronic Insomniacs May Face Increased Risk of Hypertension
Jan. 26, 2015 — Insomniacs who take longer than 14 minutes to fall asleep face a greater risk of hypertension, according to new research. This study is the first to test whether insomnia with physiological ... full story
Engineering Self-Assembling Amyloid Fibers
Jan. 26, 2015 — Nature has many examples of self-assembly, and bioengineers are interested in copying these systems to create useful new materials or devices. Amyloid proteins, for example, can self-assemble into ... full story
Students Master Math Through Movement Using Kinect for Windows
Jan. 26, 2015 — Significant gains in the understanding of angles and angle measurements by elementary school students are seen in those who performed body-based tasks while interacting with a Kinect for Windows ... full story
Are Medications' Adverse Cognitive Effects Reversible?
Jan. 26, 2015 — A new study probes the possibility of reversing the adverse cognitive effects of medications frequently prescribed to older adults for chronic conditions including depression, anxiety and ... full story
Support Cells in Brain Offer New Strategy to Boost Memory
Jan. 26, 2015 — A new memory regulator in the brain involving adenosine receptors has been uncovered by researchers, which may offer a potential treatment to improve memory in Alzheimer's disease. The findings ... full story
Higher Dementia Risk Linked to More Use of Common Drugs
Jan. 26, 2015 — A large study links a significantly increased risk for developing dementia, including Alzheimer's disease, to taking commonly used medications with anticholinergic effects at higher doses or for a ... full story
Possible Therapeutic Target for Common, but Mysterious Brain Blood Vessel Disorder
Jan. 26, 2015 — Tens of millions of people worldwide have abnormal, leak-prone sproutings of blood vessels in the brain called cerebral cavernous malformations. These abnormal growths can lead to seizures, strokes, ... full story
Brain White Matter Changes Seen in Children Who Experience Neglect
Jan. 26, 2015 — Experiencing neglect in childhood was associated with alterations in brain white matter in a study of abandoned children in Romania who experienced social, emotional, linguistic and cognitive ... full story
Largest-Ever Autism Genome Study Finds Most Siblings Have Different Autism-Risk Genes
Jan. 26, 2015 — The largest-ever autism genome study reveals that the disorder's genetic underpinnings are more complex than previously thought: Most siblings who have autism have different autism-linked genes. The ... full story
- Ads Effective Even While Multitasking
- Chronic Insomniacs Face More Hypertension Risk?
- Engineering Self-Assembling Amyloid Fibers
- Kinect: Students Master Math Through Movement
- Medication: Adverse Cognitive Effects Reversible?
- Brain's Support Cells Can Boost Memory?
- Use of Common Drugs Tied to Higher Dementia Risk
- Treatment for Common Brain Blood Vessel Disorder?
- Child Neglect May Change Brain White Matter
- Most Siblings Have Different Autism-Risk Genes
Nocturnal Leg Cramps More Common in Summer
Jan. 26, 2015 — Painful nocturnal leg cramps are about twice as common during summer than in winter, found a new study. Because quinine is commonly prescribed to treat leg cramps, researchers looked at the number of ... full story
Brain Study Sheds Light on How Children With Autism Process Social Play
Jan. 26, 2015 — Brain scans confirm significant differences in play behavior, brain activation patterns and stress levels in children with autism spectrum disorder as compared with typically developing children, new ... full story
Partly Wrong With a Chance of Being Right: Weather Forecast
Jan. 26, 2015 — The inaccuracy of weather forecasts has personal implications for people around the world. New research from Tel Aviv University prioritizes, for the first time, the reasons for forecasting failures ... full story
In Infants, Pain from Vaccinations Shows Up in Brain Activity
Jan. 26, 2015 — Infants show distinct, consistent patterns of brain activity in response to painful vaccinations, new research ... full story
Mindfulness-Based Program in Schools Making a Positive Impact, Study Shows
Jan. 26, 2015 — A social and emotional learning program started by Academy Award winning actress Goldie Hawn to help school children improve their learning abilities, be more caring, and less stressed is now backed ... full story
Mother's Stress Hormone Levels May Affect Fetal Growth and Long Term Health of Child
Jan. 26, 2015 — Increased levels of stress hormones can lead pregnant mice to overeat, but affect growth of the fetus and, potentially, the long term health of the offspring, according to a new ... full story
Stress During Pregnancy Related to Infant Gut Microbiota
Jan. 26, 2015 — Women who experience stress during pregnancy are likely to have babies with a poor mix of intestinal microbiota and with a higher incidence of intestinal problems and allergic reactions. This could ... full story
Fatherly Involvement With Teenage Girls May Lead to Safer Sexual Protection in College
Jan. 26, 2015 — Perhaps father does know best. Female college students who said their fathers were involved in their lives as teens reported engaging in less sex and using contraception more when they do have ... full story
How Listeria Breaches the Placenta
Jan. 26, 2015 — A gut bacterium called Listeria, which is often found in soft cheese, is known to present a risk to pregnant women. Researchers now show how Listeria uses distinct tactics to breach the intestine and ... full story
Rabies Booster Defends Pets With out-of-Date Vaccination Against the Disease
Jan. 26, 2015 — Pets with out-of-date rabies vaccinations are very unlikely to develop the fatal disease if given a rabies booster immediately after exposure to the virus, a new study by veterinary diagnosticians ... full story
- Nocturnal Leg Cramps More Common in Summer
- How Children With Autism Process Social Play
- Why Are Weather Forecasts So Inaccurate?
- In Infants, Pain from Shots Seen in Brain ...
- Mindfulness-Based Program in Schools a Positive
- Mother's Stress May Affect Long Term Health ...
- Stress During Pregnancy and Infant Gut Microbiota
- Helping Teen Girls With Safer Sexual Protection
- How Listeria Breaches the Placenta
- Rabies Booster Defends Pets Against the Disease
Carbon Nanoballs Can Greatly Contribute to Sustainable Energy Supply
Jan. 27, 2015 — Researchers have discovered that the insulation plastic used in high-voltage cables can withstand a 26 per cent higher voltage if nanometer-sized carbon balls are added. This could result in enormous ... full story
Pilotless Aircraft Will Play Critical Roles in Precision Agriculture
Jan. 26, 2015 — A new article outlines many of the potential roles drones can play in university research, and the advantages they can offer in speed, cost and data ... full story
Researchers Use Oxides to Flip Graphene Conductivity
Jan. 26, 2015 — A team of researchers has demonstrated a new way to change the amount of electrons that reside in a given region within a piece of graphene, they have a proof-of-principle in making the fundamental ... full story
Electronic Circuits With Reconfigurable Pathways Closer to Reality
Jan. 26, 2015 — Multitasking circuits capable of reconfiguring themselves in real time and switching functions as the need arises -- this is the promising application stemming from a new discovery. Other potential ... full story
Cochlear Implant Users Can Hear, Feel the Beat in Music
Jan. 26, 2015 — People who use cochlear implants for profound hearing loss do respond to certain aspects of music, contrary to common beliefs and limited scientific research, says a research team. The scientists say ... full story
Researchers Identify Materials to Improve Biofuel, Petroleum Processing
Jan. 26, 2015 — Using one of the largest supercomputers in the world, a team of researchers has identified potential materials that could improve the production of ethanol and petroleum products. The discovery could ... full story
Nanoshuttle Wear and Tear: It’s the Mileage, Not the Age
Jan. 26, 2015 — As nanomachine design advances, researchers are moving from wondering if the nanomachine works to how long it will work -- an important question as there are so many potential applications, e.g., for ... full story
Helicopter Could Be 'Scout' for Mars Rovers
Jan. 26, 2015 — Getting around on Mars is tricky business. Each NASA rover has delivered a wealth of information about the history and composition of the Red Planet, but a rover's vision is limited by the view of ... full story
Researchers Make Magnetic Graphene
Jan. 26, 2015 — Graphene has many desirable properties. Magnetism alas is not one of them. Magnetism can be induced in graphene by doping it with magnetic impurities, but this tends to disrupt graphene's electronic ... full story
Visualizing Interacting Electrons in a Molecule
Jan. 26, 2015 — Scientists have succeeded in directly imaging how electrons interact within a single molecule. Understanding this kind of electronic effects in organic molecules is crucial for their use in ... full story
- Carbon Nanoballs and Sustainable Energy Supply
- Drones for Precision Agriculture
- Graphene Conductivity Flips With Oxides
- Multitasking Circuits To Reconfigure Themselves
- Cochlear Implant Users Hear, Feel Beat in Music
- Materials Improve Biofuel, Petroleum Processing
- Nanoshuttle Wear and Tear: Mileage Not Age
- Helicopter Could Be 'Scout' for Mars Rovers
- Researchers Make Magnetic Graphene
- Visualizing Interacting Electrons in a Molecule
Swarm of Microprobes to Head for Jupiter
Jan. 26, 2015 — A swarm of tiny probes each with a different sensor could be fired into the clouds of Jupiter and grab data as they fall before burning up in the gas giant planet's atmosphere. The probes would last ... full story
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
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
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 November 2014. ... 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
- Swarm of Microprobes to Head for Jupiter
- 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
- Super-Earths, Giant Planets Recreated in Lab
- Rosetta Comet 'Pouring' More Water Into Space
- Watching the Birth of a Comet Magnetosphere
- Gas Variations: Seasons On Comet Chury
How Cancer Turns Good Cells to the Dark Side
Jan. 26, 2015 — Biophysicists reveal how cancer uses notch-signaling pathways to promote metastasis. Their computer models provide a fresh theoretical framework for scientists who study ways to target cancer ... full story
Medical Radiation May Be Reduced to One-Sixth With New Mathematical Discovery
Jan. 26, 2015 — One of this century's most significant mathematical discoveries may reduce the number of measuring points to one-sixth of the present level. This means reduced exposure to radiation and faster ... full story
New Programming Language for Fast Simulations
Jan. 26, 2015 — Programming is a time-consuming process, and it may take many years to develop even a basic simulator. Researchers want to simplify this process. They have created a language similar to the language ... 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
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
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
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
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
- How Cancer Turns Good Cells to the Dark Side
- Medical Radiation May Be Reduced to One-Sixth
- New Programming Language for Fast Simulations
- Silver Nanowires: Unexpected Self-Healing
- Stalking Versus Cyberstalking: Effects On Victims
- Massive Chip Design Savings to Be Realized
- Flexible Plastic Computers a Reality?
- Falling Blood Pressure, Cholesterol Saves Lives
- Scientists Set Quantum Speed Limit
- Major Breakthrough in Reading Ancient Scrolls
Relationship Critical for How Cells Ingest Matter
Jan. 26, 2015 — To survive and fulfill their biological functions, cells need to take in material from their environment. In this process, proteins within the cell pull inward on its membrane, forming a pit that ... full story
Researchers Image, Measure Tubulin Transport in Cilia
Jan. 26, 2015 — The mechanism behind tubulin transport and its assembly into cilia have been observed in a new study, including the first video imagery of the process. "Cilia are found throughout the body, so ... full story
How Tropical Parasite Hijacks Cells
Jan. 26, 2015 — Scientists have pinned down how a dangerous tropical parasite which is transmitted by ticks manages to turn healthy cells into cancer-like invasive cells, according to research. Microscopic Theileria ... full story
New Mechanism to Aid Cells Under Stress Identified
Jan. 26, 2015 — New details in a cellular mechanism that serves as a defense against stress have been identified by a team of biologists. The findings potentially offer insights into tumor progression and ... full story
Frogs Prove Ideal Models for Studying Developmental Timing
Jan. 26, 2015 — Thyroid hormone receptor alpha plays an important role in hind limb development in frogs, scientists have found. With new gene mutation technology, researchers were able to successfully mutate the ... full story
Chemists Find a Way to Unboil Egg Whites: Ability to Quickly Restore Molecular Proteins Could Slash Biotechnology Costs
Jan. 26, 2015 — Chemists have figured out how to unboil egg whites -- an innovation that could dramatically reduce costs for cancer treatments, food production and other segments of the $160 billion global ... full story
Learning from Scorpions to Control Impulses
Jan. 26, 2015 — Scorpions can teach us a lot about the benefits of prolonging nerve impulses, and we might now be better students. The results of a new study could pave the way for easier identification of drugs ... full story
Converting Olive Mash Into Cash
Jan. 26, 2015 — An experimental system to create heat and power with waste from olive oil processing is up-and-running in Spain. The system shows a promising way forward for reducing environmental damage and ... full story
Beetroot Juice Improves Exercise Function of COPD Patients, Study Shows
Jan. 23, 2015 — A study to investigate the effects of acute beetroot juice ingestion on the exercise capacity of COPD patients shows some promise, but a larger clinical trial is needed to verify results, scientists ... 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
- Relationship Critical for How Cells Ingest Matter
- Tubulin Transport in Cilia Imaged, Measured
- How Tropical Parasite Hijacks Cells
- New Mechanism to Aid Cells Under Stress ID'd
- Frogs: Good Models to Study Developmental Timing
- Chemists Find a Way to Unboil Egg Whites
- Learning From Scorpions to Control Impulses
- Converting Olive Mash Into Cash
- COPD: Beetroot Juice Improves Exercise Function
- Telomere Extension Turns Back Aging Clock
Winters in Siberian Permafrost Regions Have Warmed Since Millenia
Jan. 26, 2015 — For the first time, researchers have successfully decoded climate data from old permafrost ground ice and reconstructed the development of winter temperatures in Russia's Lena River Delta. Their ... full story
Global Warming Doubles Risk of Extreme La Niña Event, Research Shows
Jan. 26, 2015 — The risk of extreme La Niña events in the Pacific Ocean could double due to global warming, new research has shown. El Niño and La Niña events are opposite phases of the natural climate ... full story
Climate Models Disagree on Why Temperature 'Wiggles' Occur
Jan. 26, 2015 — Most climate models likely underestimate the degree of decade-to-decade variability occurring in mean surface temperatures as Earth's atmosphere warms. They also provide inconsistent explanations of ... 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
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
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
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
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
- Winters in Siberia Have Warmed Since Millenia
- Global Warming Doubles Risk of Extreme La Niña
- Climate Models and Temperature Wiggles
- Lead: Harder On Boys' Cognitive Function
- Calculating the Future of Solar-Fuel Refineries
- Organic Solar Cell Materials: Probing Performance
- New Technique for Producing Cheaper Solar Energy
- Warming Seas Decrease Sea Turtle Basking
- Predicting Recurring Extreme Winters: Oceans?
- Bad Reputation of Crows Demystified
New Tattoos Discovered on Oetzi!: All of the Skin Marks on the Mummy Mapped
Jan. 27, 2015 — With the aid of a non-invasive photographic technique, researchers at the EURAC-Institute for Mummies and the Iceman have been able to show up all the tattoos on the man who was found preserved in a ... 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
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
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
- New Tattoos Discovered On Oetzi!
- Early Human Ancestors Used Hands Like We Do
- No Global Firestorm from Dino-Killing Asteroid?
- Fossils Survive Volcanic Eruption, Tell 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
How Your Friends Might Help You Avoid Flu
Jan. 26, 2015 — A study of social networks has yielded clues about how best to improve vaccination rates for influenza. Influenza is a global health problem, affecting 3 to 5 million people a year and causing ... 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
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
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
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
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
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
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
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
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
- How Your Friends Might Help You Avoid Flu
- Arctic Ice Cap Slides Into the Ocean
- Brazil's Soy Moratorium Needed to Preserve Amazon
- Celiac Disease In Young Kids: Tripled in 20 Years
- Surprising Effects of Wood Fuel Burning
- Drug May Protect Against Radiation Exposure
- Providing Better Data On the Ebola Virus
- Using Less Fish to Test Chemicals Safety
- Student Loans and the Well-Being of Young Adults
- Liberals, Conservatives: Different Cultures?
Would You Tell Your Manager You Had a Mental Health Problem?
Jan. 26, 2015 — Although nearly four in 10 workers wouldn't tell their manager if they had a mental health problem, half said that if they knew about a coworker's illness, they would desire to help, a new survey ... 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
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
- Mental Health Problem? Would You Tell Your Boss?
- Better Work-Family Balance Helps With Sleep
- 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
For University Students, Walking Beats Sitting
Jan. 26, 2015 — Walking classrooms are better for not only for students' physical health, but classroom engagement, a study shows. What began in a response to a physical activity challenge for the computer science ... full story
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
- For University Students, Walking Beats Sitting
- 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
