Today's Science News
Thursday, March 5, 2015
Featured Research
from universities, journals, and other organizations
Strength in Numbers: First-Ever Quantum Device That Detects and Corrects Its Own Errors
Mar. 4, 2015 — When scientists develop a full quantum computer, the world of computing will undergo a revolution of sophistication, speed and energy efficiency that will make even our beefiest conventional machines ... full story
Why Isn't the Universe as Bright as It Should Be?
Mar. 4, 2015 — A handful of new stars are born each year in the Milky Way, while many more blink on across the universe. But astronomers have observed that galaxies should be churning out millions more stars, based ... full story
Discovery of 2.8-Million-Year-Old Jaw Sheds Light on Early Humans
Mar. 4, 2015 — For decades, scientists have been searching for African fossils documenting the earliest phases of the Homo lineage, but specimens recovered from the critical time interval between 3 and 2.5 million ... full story
Planet 'Reared' by Four Parent Stars
Mar. 4, 2015 — Growing up as a planet with more than one parent star has its challenges. Though the planets in our solar system circle just one star -- our sun -- other more distant planets, called exoplanets, can ... full story
Newly Discovered Hormone Mimics the Effects of Exercise
Mar. 3, 2015 — Scientists have discovered a new hormone that fights the weight gain caused by a high-fat Western diet and normalizes the metabolism -- effects commonly associated with exercising. When tested in ... full story
Significant Facial Variation in Pre-Columbian South America
Mar. 5, 2015 — A team of anthropology researchers has found significant differences in facial features between all seven pre-Columbian peoples they evaluated from what is now Peru -- disproving a longstanding ... full story
New Protein Booster May Lead to Better DNA Vaccines and Gene Therapy
Mar. 4, 2015 — Scientists have discovered a new way to manipulate how cells function, a finding that might help advance an experimental approach to improving public health: DNA vaccines, which could be more ... full story
Excavation Reveals Ancient Town and Burial Complex in Diros Bay, Greece
Mar. 4, 2015 — Recent research has uncovered the remains of an ancient town and burial complex that date to the Neolithic and Bronze Age. In addition to the Neolithic 'spooning' couple that has been ... full story
Olive Oil: The Key to Curing Cancer?
Mar. 2, 2015 — Extra virgin olive oil (EVOO), long-known for its heart health benefits, has now been identified for its rapid destruction of cancer cells. While scientists have proven that the oleocanthal compound ... full story
Galactic 'Rain' Explains Why Some Galaxies Are Better at Creating Stars
Mar. 4, 2015 — Some of the galaxies in our universe are veritable star nurseries. For example, our own Milky Way produces, on average, at least one new star every year. Others went barren years ago, now producing ... full story
Direct Evidence That Drought-Weakened Amazonian Forests 'Inhale Less Carbon'
Mar. 4, 2015 — Direct evidence of the rate at which individual trees in the Amazonian basin 'inhale' carbon from the atmosphere during severe drought has been provided by an international research team. ... full story
Experiments Support Conductivity Claims for Microbial Nanowires
Mar. 4, 2015 — Scientific debate has been hot lately about whether microbial nanowires, the specialized electrical pili of the mud-dwelling anaerobic bacterium Geobacter sulfurreducens, truly possess metallic-like ... full story
Hurricanes Helped Accelerate Spread of Lionfish
Mar. 4, 2015 — Just when you thought hurricanes couldn't get any scarier, think again. Their names roll of the tongue like a rogues' gallery: Floyd, Frances, Irene, Wilma and Andrew. But these aren't ... full story
Men Tend to Be More Narcissistic Than Women, Study Finds
Mar. 4, 2015 — With three decades of data from more than 475,000 participants, a new study on narcissism reveals that men, on average, are more narcissistic than ... full story
Genetic Study Revives Debate on Origin and Expansion of Indo-European Languages in Europe
Mar. 4, 2015 — Researchers have identified a massive migration of Kurgan populations (Yamna culture) which went from the Russian steppes to the center of Europe some 4,500 years ago, favoring the expansion of ... full story
- Quantum Device Detects and Corrects Own Errors
- Why Universe Isn't as Bright as It Should Be
- Discovery of Jaw Sheds Light On Early Humans
- Planet 'Reared' by Four Parent Stars
- New Hormone Mimics Benefits of Exercise
- Varied Faces of Pre-Columbian South America
- Protein Booster May Lead to Better DNA Vaccines
- Ancient Town and Burial Complex in Greece
- Olive Oil: The Key to Curing Cancer?
- Galactic 'Rain' May Be Key to Star Formation
- Drought: Amazonian Forests Inhale Less Carbon
- Do Living Microbial Nanowires Really Exist?
- Hurricanes Helped Speed Up Spread of Lionfish
- Men Tend to Be More Narcissistic Than Women
- Debate On Origin of Indo-European Languages
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last updated on 2015-03-05 at 1:53 pm EST
Drug to Control Appetite Could Also Fight Anxiety
Mar. 5, 2015 — Did you know that our body produces its own marijuana-like compound to protect us against anxiety? A study reveals a new biological pathway that regulates this system and suggests that a drug ... full story
Menopausal Whales Are Influential and Informative Leaders
Mar. 5, 2015 — Menopause is a downright bizarre trait among animals. It's also rare. Outside of the human species, only the female members of two whale species outlive their reproductive lives in such a major way. ... full story
Molecule Found in Tree Leaves Helps Female Mice Combat Weight Gain; Males Unaffected
Mar. 5, 2015 — A small molecule that binds to a receptor found on muscle cells speeds up energy metabolism -- but only in female mice. Researchers have shown that female mice treated with a molecule found in tree ... full story
Breastfeeding an Ideal Feeding Pattern for Infants, Experts Say
Mar. 5, 2015 — Human milk provides the best nutrition for most babies and breastfeeding provides the best nutrition for infants and very young children, according to an updated position paper. The paper also ... full story
Autistic Features Linked to Prenatal Exposure to Commonly Found Fire Retardants, Phthalates
Mar. 5, 2015 — Exposure during pregnancy to a combination of fire retardant chemicals and phthalate chemicals -- both present in the average home -- can contribute to autistic-like behaviors in the offspring, ... full story
Exposure to Endocrine Disruptors During Pregnancy Affects the Brain Two Generations Later, Rat Study Shows
Mar. 5, 2015 — Prenatal exposure to low doses of the environmental contaminants polychlorinated biphenyls, or PCBs, change the developing brain in an area involved in metabolism, and some effects are apparent even ... full story
Protein's Pivotal Role in Heart Failure Discovered
Mar. 5, 2015 — A key piece in the complex molecular puzzle underlying heart failure -- a serious and sometimes life-threatening disorder affecting more than 5 million Americans -- has been identified by ... full story
Smoking When Pregnant Increases Cancer Risk for Daughters
Mar. 5, 2015 — Women who smoke when pregnant are putting their daughters at a greater risk of developing ovarian and breast cancer later in life, a new study has determined. Findings also demonstrated that mothers ... full story
Family Interventions Reduce Smoking Rates in Children, Adolescents
Mar. 5, 2015 — A global review into the effectiveness of family-based programs has found these programs can be highly effective in stopping children from taking up smoking. "Preventing children from starting to ... full story
Hidden Hazards Found in 'Green' Products
Mar. 5, 2015 — Common consumer products, including those marketed as 'green,' 'all-natural,' 'non-toxic' and 'organic' emit a range of compounds that could harm human health and air quality, researchers have found. ... full story
- Drug to Control Appetite Could Also Fight Anxiety
- Menopausal Whales: Influential and Informative
- Molecule Helps Only Female Mice Avoid Weight Gain
- Breastfeeding: Ideal Feeding Pattern for Infants
- Autism: Prenatal Fire Retardants, Phthalates?
- Prenatal PCBs Affect Brain Two Generations Later
- Protein's Pivotal Role in Heart Failure ID'd
- Pregnant Smoking Ups Cancer Risk for Daughters
- Teens: Family Interventions Reduce Smoking Rates
- Hidden Hazards Found in 'Green' Products
Reliance on Smartphones Linked to Lazy Thinking
Mar. 5, 2015 — Our smartphones help us find a phone number quickly, provide us with instant directions and recommend restaurants, but new research indicates that this convenience at our fingertips is making it easy ... full story
Neuropathy: Relief for Diabetics With Painful Condition
Mar. 5, 2015 — Those with painful diabetic neuropathy who received two low dose rounds of a non-viral gene therapy called VM202 had significant improvement of their pain that lasted for months, researchers report. ... full story
Human Brains Age Less Than Previously Thought
Mar. 5, 2015 — Older brains may be more similar to younger brains than previously thought. In a new paper, researchers demonstrate that previously reported changes in the aging brain using functional magnetic ... full story
Neuroscientists Perform Important Step Towards Cell Therapy for Diseases of the Cerebral Cortex
Mar. 5, 2015 — Researchers at the ULB – IRIBHM and ULB Neuroscience Institute – have tested the therapeutic potential of cortical neurons generated at the laboratory, by transplantation in the brains of adult ... full story
Simple Sideline Test Shown Effective in Diagnosing Concussion in Student Athletes as Young as 5 Years Old
Mar. 5, 2015 — An easy-to-administer vision test has shown effective in diagnosing concussion in student athletes as young as 5 years old, researchers ... full story
Antibodies to Brain Proteins May Trigger Psychosis
Mar. 5, 2015 — Antibodies defend the body against bacterial, viral, and other invaders. But sometimes the body makes antibodies that attack healthy cells. In these cases, autoimmune disorders develop. Immune ... full story
Male Images Seen by Left Side of the Brain
Mar. 4, 2015 — A new study has found that people are quicker to categorize a face as being male when it is shown to the left side of the ... full story
Using Fruit Flies to Understand How We Sense Hot and Cold
Mar. 4, 2015 — Innately, we pull our hand away when we touch a hot pan on the stove, but little is known about how our brain processes temperature information. Scientists now have discovered how a fruit fly's brain ... full story
Strong Genetic Risk Factor for MS Discovered in Family of Five Affected Siblings
Mar. 4, 2015 — A genetic variation has been discovered that, in women, significantly increases their risk of developing multiple sclerosis, scientists report. The variant occurs almost twice as often among women ... full story
Time Management: Why We Feel Busier When Close to Reaching a Goal
Mar. 4, 2015 — Is there any worse time to be interrupted than right now? Regardless of what we're doing or the nature of the interruption, we often feel as if we have no time to spare at the moment. According to a ... full story
- Reliance On Smartphones: Lazy Thinking?
- Painful Neuropathy: Relief for Diabetics
- Human Brains Age Less Than Previously Thought
- Cell Therapy for Diseases of the Cerebral Cortex
- Simple Sideline Test Effective for Concussion
- Antibodies to Brain Proteins Trigger Psychosis?
- Male Images Seen by Left Side of the Brain
- Understanding How We Sense Hot and Cold
- Strong Genetic Risk Factor for MS Discovered
- Why We Feel Busier When Close to Reaching a Goal
Semi-Veggie Diet Effectively Lowers Heart Disease, Stroke Risk
Mar. 5, 2015 — A pro-vegetarian diet that emphasizes a higher proportion of plant-based foods compared to animal-based foods may help lower the risks of dying from heart disease and stroke by up to 20 percent, ... full story
Weight Loss Surgery Can Be a Safe Option for Obese Children, Experts Say
Mar. 5, 2015 — Weight loss surgery does not stunt the growth of obese children when applied within a clinical pathway. It is a safe option to use and provides hope for youngsters who are unable to shed pounds ... full story
Choice of Monitoring Method Could Be Key for Babies With Poor Growth in the Womb
Mar. 4, 2015 — In some pregnancies, there is an abnormal blood flow from the placenta and the fetus does not grow adequately in the womb, putting it at risk of being stillborn. Babies that grow poorly in the womb ... full story
Omega-3 Fatty Acids Appear to Protect Damaged Heart After Heart Attack
Mar. 4, 2015 — Taking omega-3 fatty acids appeared to lower inflammation and guard against further declines in heart function among recent heart attack survivors already receivingoptimal standard care, according to ... full story
Infant Gut Bacteria and Food Sensitization: Associations in the First Year of Life
Mar. 4, 2015 — New light has been shed on changes in intestinal bacteria of infants that can predict future development of food allergies or asthma. The research reveals that infants with a fewer number of ... full story
Dog DNA Tests Alone Not Enough for Healthy Pedigree, Experts Say
Mar. 4, 2015 — Breeding dogs on the basis of a single genetic test carries risks and may not improve the health of pedigree lines, experts warn. Only a combined approach that makes use of DNA analysis, health ... full story
Can Exercise Training Prevent Premature Death in Elderly?
Mar. 4, 2015 — Generation 100 is the first and largest randomized clinical study evaluating the effect of regular exercise training on morbidity and mortality in elderly people. "Epidemiological studies suggest ... full story
Twitter Helps Smokers Kick the Habit, Study Finds
Mar. 4, 2015 — When subjects in a smoking cessation program tweet each other regularly, they're more successful at kicking the habit, according to a study. Specifically, daily 'automessages' that encourage and ... full story
Marriages More Likely to End in Divorce When Wives Get Sick
Mar. 4, 2015 — Countless couples have recited the words, ‘in sickness and in health’ on their wedding day with the intention of honoring those vows. But as it turns out, that may be easier said than ... full story
Salt Increases Physical Performance in Resistance Competitions
Mar. 4, 2015 — The effectiveness of salt on sports performance in triathletes has been evaluated by researchers. The athletes who added this supplement to their usual hydration routines during the competition took ... full story
- Semi-Veggie Diet: Less Heart Disease, Stroke Risk
- Weight Loss Surgery Safe for Obese Kids: Experts
- Monitoring Babies With Poor Growth in the Womb
- Omega-3s Protect Damaged Heart After Heart Attack
- Infant Gut Bacteria and Food Sensitization
- Healthy Pedigree Dog? DNA Test Not Enough to Know
- Can Exercise Training Prevent Premature Death?
- Twitter Helps Smokers Kick the Habit, Study Finds
- Marriages: More Divorce When Wives Get Sick
- Resistance Competitions: Salt Betters Performance
Biomolecular Force Generation Based on Principle of a Gas Spring
Mar. 5, 2015 — The mechanical basis of mitosis has only been understood in fragments so far. Now scientists have been able to add another piece to the puzzle of cell biological ... full story
Magnetic Material Attracts Attention for Cancer Therapy
Mar. 5, 2015 — An extraordinary self-regulating heating effect that can be achieved in a particular type of magnetic material may open the doors to a new strategy for hyperthermia cancer treatment, researchers say. ... full story
Protecting Crops from Radiation-Contaminated Soil
Mar. 5, 2015 — A chemical compound that prevents plants from taking up cesium, thus protecting them -- and us -- from the harmful effects of soil contaminated with radiocesium, has been discovered by ... full story
Printing Custom Touch-Sensitive Displays Youself
Mar. 5, 2015 — Computer scientists have developed a technique that could enable virtually anyone to print out customized displays of their own in future – in all shapes and sizes and onto various materials. A ... full story
Medical Nanoparticles: Local Treatment of Lung Cancer
Mar. 5, 2015 — Nanoparticles can function as carriers for medicines to combat lung cancer, scientists say, after developing nanocarriers that site-selectively release medicines/drugs at the tumor site in human and ... full story
Big Box Stores Could Ditch the Grid, Use Natural Gas Fuel Cells Instead
Mar. 4, 2015 — Natural gas powered solid oxide fuel cells, located at the point of use to produce electricity for facilities the size of big box stores, could provide economic and environmental benefits, with ... full story
New Materials Discovered to Detect Neutrons Emitted by Radioactive Materials
Mar. 4, 2015 — A new research paper reveals how specially prepared carbon foam can be used in the detection of neutrons emitted by radioactive materials -- a task of critical importance to homeland security, as ... full story
New Research Could Lead to More Efficient Electrical Energy Storage
Mar. 4, 2015 — Researchers have identified electrical charge-induced changes in the structure and bonding of graphitic carbon electrodes that may one day affect the way energy is stored. The research could lead to ... full story
Metabolic Path to Improved Biofuel Production
Mar. 4, 2015 — Researchers have found a way to increase the production of fuels and other chemicals from biomass fermented by yeast without the need of environmentally harsh pre-treatments or expensive enzyme ... full story
X-Ray Imaging of a Single Virus in 3-D
Mar. 4, 2015 — By imaging single viruses injected into the intense beam of an X-ray free-electron laser, researchers have determined the three-dimensional structure of the mimivirus. The technique could be applied ... full story
- Gas Spring Inform Us About Biomolecular Force?
- Magnetic Material for Cancer Therapy?
- Protecting Crops from Radiation-Contaminated Soil
- DIY Printing Custom Touch-Sensitive Displays
- Medical Nanoparticles: Treatment of Lung Cancer?
- Big Box Stores Could Ditch the Grid
- New Materials Detect Neutrons from Radioactivity
- More Efficient Electrical Energy Storage
- Metabolic Path to Improved Biofuel Production
- X-Ray Imaging of a Single Virus in 3-D
Einstein Put to the Test: Satellite Mission on Dark Energy and Theory of Gravitation
Mar. 5, 2015 — Physicists have gained new insights into dark energy and the theory of gravitation by analyzing data from the "Planck" satellite mission of the European Space Agency (ESA). Their results demonstrate ... full story
Far from Home: Wayward Star Cluster Is Both Tiny and Distant
Mar. 3, 2015 — Like the lost little puppy that wanders too far from home, astronomers have found an unusually small and distant group of stars that seems oddly out of place. The cluster, made of only a handful of ... full story
Cloudy, With a Wisp of Liquid Rock: Clouds Around Exoplanets Analyzed
Mar. 3, 2015 — Meteorologists sometimes struggle to accurately predict the weather here on Earth, but now we can find out how cloudy it is on planets outside our solar system, thanks to new ... full story
New Data on the Nature of Dark Matter
Mar. 3, 2015 — Recent research contributes to the effort to determine the nature of dark matter, one of the most important mysteries in physics. As indirect evidence provided by its gravitational effects, dark ... full story
Core Work: Iron Vapor Gives Clues to Formation of Earth and Moon
Mar. 2, 2015 — One of the world's most powerful radiation sources provides scientists clues about Earth's formation and how iron ... full story
Old-Looking Galaxy in a Young Universe: Astronomers Find Dust in the Early Universe
Mar. 2, 2015 — Dust plays an extremely important role in the universe -- both in the formation of planets and new stars. But the earliest galaxies had no dust, only gas. Now an international team of astronomers has ... full story
NASA Spacecraft Nears Historic Dwarf Planet Arrival
Mar. 2, 2015 — NASA's Dawn spacecraft has returned new images captured on approach to its historic orbit insertion at the dwarf planet Ceres. Dawn will be the first mission to successfully visit a dwarf planet when ... full story
‘Superhero Vision’ Technology Measures European Lake’s Water Quality from Space
Mar. 2, 2015 — An international team of researchers has demonstrated a way to assess the quality of water on Earth from space by using satellite technology that can visualize pollution levels otherwise invisible to ... full story
Life 'Not as We Know It' Possible on Saturn's Moon Titan
Feb. 27, 2015 — A new type of methane-based, oxygen-free life form that can metabolize and reproduce similar to life on Earth has been modeled. It is theorized to have a cell membrane, composed of small organic ... full story
Living on the Edge: Stars Found Far from Galaxy Center
Feb. 27, 2015 — Astronomers using data from NASA's Wide-field Infrared Survey Explorer, or WISE, have found a cluster of stars forming at the very edge of our Milky Way galaxy. This is the first time astronomers ... full story
- 'Planck' Puts Einstein to the Test
- Wayward Star Cluster Is Both Tiny and Distant
- Clouds Around Exoplanets Analyzed
- New Data On the Nature of Dark Matter
- Iron Vapor and Formation of Earth and Moon
- Old-Looking Galaxy in a Young Universe
- Spacecraft Nears Historic Dwarf Planet Arrival
- Assessing Lake's Water Quality from Space
- Life 'Not as We Know It' Possible On Titan
- Stars Found Far from Galaxy Center
Energy-Generating Cloth Could Replace Batteries in Wearable Devices
Mar. 4, 2015 — From light-up shoes to smart watches, wearable electronics are gaining traction among consumers, but these gadgets' versatility is still held back by the stiff, short-lived batteries that are ... full story
Pennies Reveal New Insights on Nature of Randomness
Mar. 4, 2015 — Researchers have developed an algorithm that creates truly disordered packings of pennies for the first ... full story
How Big Data Can Be Used to Understand Major Events
Mar. 4, 2015 — With the most unpredictable UK general election looming in modern times, how can big data be used to understand how elections are covered by the media? New research has for the first time analyzed ... full story
Simulating the Potential Spread of Measles
Mar. 4, 2015 — To help the public better understand how measles can spread, a team of infectious disease computer modelers has launched a free, mobile-friendly tool that lets users simulate measles outbreaks in ... full story
Genetic Data Can Help Predict How Pine Forests Will Cope With Climate Change
Mar. 4, 2015 — Data from only a small number of gene variants can predict which maritime pine trees are most vulnerable to climate change, scientists report. The results will improve computer models designed to ... full story
Flexible Sensors Turn Skin Into a Touch-Sensitive Interaction Space for Mobile Devices
Mar. 4, 2015 — If a mobile phone rings during a meeting, its owner often has to dig it out before it can be muted. A more discreet method would be to decline the incoming call by pressing on one of your fingers. ... full story
Robots for Stroke Rehabilitation
Mar. 4, 2015 — A prototype of a robotic glove has been developed which stroke suffers can use in their own home to support rehabilitation and personal independence in receiving therapies. At the chronic stages of ... full story
Float Like a Mosquito: Mechanical Logic May Inspire Aquatic Robots, Better Boats
Mar. 3, 2015 — By examining the forces that the segments of mosquito legs generate against a water surface, researchers have unraveled the mechanical logic that allows the mosquitoes to walk on water, which may ... full story
UK Cities Including London Not as 'Smart' as Global Counterparts
Mar. 3, 2015 — Major cities in the UK are falling behind their international counterparts in terms of their use of smart technologies, according to a new study. The research has found that smart cities in the UK, ... full story
Modeling Chimp Behavior? Try Using Laws That Govern Matter
Mar. 3, 2015 — To simulate chimp behavior, scientists created a computer model based on equations normally used to describe the movement of atoms and molecules in a confined space. An interdisciplinary research ... full story
- Energy-Generating Cloth for Wearable Devices
- Pennies: New Insights On Nature of Randomness
- Using Big Data to Understand Major Events
- Simulating the Potential Spread of Measles
- Climate Change: Predicting How Pine Forests Cope
- Touch-Sensitive Skin for Mobile Devices
- Robots for Stroke Rehabilitation
- How Mosquitoes Walk On Water: Better Boats?
- London Not as 'Smart' as Global Counterparts
- Laws That Govern Matter to Model Chimp Behavior?
Baby Mantises Harness Mid-Air 'Spin' During Jumps for Precision Landings
Mar. 5, 2015 — High-speed videos reveal that, unlike other jumping insects, the juvenile praying mantis does not spin out of control when airborne. In fact, it both creates and controls angular momentum at ... full story
Turning a Vole Into a Mighty Rodent
Mar. 5, 2015 — Take a wild, common forest-dwelling mouse-like rodent, known as a vole, and subject it to 13 rounds of selection for increased aerobic exercise metabolism, and what do you get? A mighty 'mouse' with ... full story
'Extinct' Bird Rediscovered: Last Seen in 1941
Mar. 5, 2015 — A scientific team has rediscovered a bird previously thought to be extinct. Jerdon's babbler (Chrysomma altirostre) had not been seen in Myanmar since July 1941, where it was last found in grasslands ... full story
New Flavors for Lager Beer: Successful Generation of Hybrid Yeasts
Mar. 5, 2015 — Researchers have developed hybrid lager yeasts. For centuries the same few yeast strains have been used in the production of lager beer, in contrast to ale, whisky, wine and cider, for which there is ... full story
Full-Annual-Cycle Models Track Migratory Bird Populations Throughout the Year
Mar. 4, 2015 — Many birds spend only a few months of the year in their breeding range before leaving to spend the winter in another region or even on another continent, and models that only make use of data from ... full story
Mediterranean Diet Cuts Heart Disease Risk by Nearly Half
Mar. 4, 2015 — Adults who closely followed the Mediterranean diet were 47 percent less likely to develop heart disease over a 10-year period compared to similar adults who did not closely follow the diet, according ... full story
Deadly Frog Fungus Dates Back to 1880s, Studies Find
Mar. 4, 2015 — A pair of studies show that the deadly fungus Batrachochytrium dendrobatidis, responsible for the extinction of more than 200 amphibian species worldwide, has coexisted harmlessly with animals in ... full story
Advancing Multiple Approaches for Characterizing Permafrost Microbes in a Changing Climate
Mar. 4, 2015 — To better characterize the microbial activities in the thawing permafrost, scientists have reported on the application of multiple molecular technologies: ... full story
Genome Replication May Hold Clues to Cancer Evolution
Mar. 4, 2015 — The more copies of a genome a cell holds, the more adaptable those cells are, scientists have discovered. This may have implications for cancer's evolution and ... full story
Study Sheds Light on How Malaria Parasites Grow Exponentially
Mar. 4, 2015 — The mysterious process by which malaria-related parasites spread at explosive and deadly rates inside humans and other animals has been uncovered by researchers for the first time. As drug-resistant ... full story
- Amazing Jumps of Baby Praying Mantises
- Turning a Vole Into a Mighty Rodent
- 'Extinct' Bird Rediscovered
- New Flavors for Lager Beer With New Hybrid Yeasts
- Tracking Migratory Birds the Whole Year
- Mediterranean Diet Cuts Heart Disease by Half
- Deadly Frog Fungus Dates Back to 1880s
- Permafrost Microbes in a Changing Climate
- Genome Replication: Clues to Cancer Evolution?
- How Malaria Parasites Grow Exponentially
Nine Steps to Survive 'Most Explosive Era of Infrastructure Expansion in Human History'
Mar. 5, 2015 — A team of scientists call attention to nine issues that must be considered if there is to be any hope of limiting the environmental impacts of the ongoing expansion of new roads, road improvements, ... full story
Flood and Drought Risk to Cities on Rise Even With No Climate Change
Mar. 5, 2015 — A heads-up to New York, Baltimore, Houston and Miami: a new study suggests that these metropolitan areas and others will increase their exposure to floods even in the absence of climate ... full story
Yucatan Peninsula Hit by Tsunami 1,500 Years Ago, Evidence Indicates
Mar. 5, 2015 — The eastern coastline of Mexico's Yucatan Peninsula, a mecca for tourists, may have been walloped by a tsunami between 1,500 and 900 years ago, says a new study. There are several lines of evidence ... full story
L.A. Story: Cleaner Air, Healthier Kids
Mar. 4, 2015 — A 20-year study shows that decreasing air pollution in Los Angeles has led to healthier lungs for millennials when compared to children in the '90s. The gains in lung function paralleled improving ... full story
Scientists Question Rush to Build Nicaragua Canal
Mar. 4, 2015 — A consortium of environmental scientists has expressed strong concern about the impact of a controversial Central American canal across Nicaragua. The path of the Nicaragua Interoceanic Grand Canal ... full story
New Models Yield Clearer Picture of Emissions' True Costs
Mar. 4, 2015 — New models calculate and compare the true costs of various fuels to health, climate and the environment. Viewed this way, a gallon of gas costs $3.80 more than the pump price. The social cost of a ... full story
Reducing Greenhouse Gas Emissions With a More Effective Carbon Capture Method
Mar. 4, 2015 — Trapping carbon dioxide (CO2) emissions from power plants and various industries could play a significant role in reducing greenhouse gas emissions in the future. But current materials that can ... full story
Basis for Cadmium Toxicity Uncovered
Mar. 4, 2015 — Research has uncovered how the metal cadmium, which is accumulating in the food chain, causes toxicity in living cells. "Cadmium is a very important industrial metal, but exposure to it results in ... full story
Where You Live Could Mean 'Greener' Alternatives Do More Harm Than Good
Mar. 4, 2015 — Engineers propose a new 600-ton threshold that could indicate when switching to 'low carbon' alternatives may actually increase emissions. Although regions may welcome "green" technology like ... full story
Amazon Deforestation 'Threshold' Causes Species Loss to Accelerate
Mar. 4, 2015 — One of the first studies to map the impact of deforestation on biodiversity across entire regions of the Amazon has found a clear 'threshold' for forest cover below which species loss becomes more ... full story
- How to Survive Rapid Infrastructure Expansion
- Flood And Drought Risk To Cities On Rise
- Yucatan Peninsula Hit by Tsunami 1,500 Years Ago
- L.A. Story: Cleaner Air, Healthier Kids
- Scientists Question Rush to Build Nicaragua Canal
- Clearer Picture of Emissions' True Costs
- More Effective Carbon Capture Method
- Basis for Cadmium Toxicity Uncovered
- Do 'Greener' Alternatives Do More Harm Than Good?
- Deforestation Threshold: Species Loss Speeds Up
Grand Tree of Life Study Shows a Clock-Like Trend in New Species Emergence and Diversity
Mar. 4, 2015 — Researchers have assembled the largest and most accurate tree of life calibrated to time, and surprisingly, it reveals that life has been expanding at a constant rate. The study also challenges the ... full story
Animal Functional Diversity Started out Poor, Became Richer Over Time
Mar. 4, 2015 — The finding refutes a hypothesis by the famed evolutionary biologist Stephen J. Gould that marine creatures underwent an 'early burst' of functional diversity during the dawn of animal ... full story
When Age Matters: Precise Dating of Ancient Charcoal Found Near Skull Is Helping Reveal Unique Period in Prehistory
Mar. 3, 2015 — The precise dating of ancient charcoal found near a skull is helping reveal a unique period in prehistory. The Manot Cave, a natural limestone formation, had been sealed for some 15,000 years. It was ... full story
Archaeologists Open Mysterious Lead Coffin Found Buried Just Feet from the Former Grave of King Richard III
Mar. 2, 2015 — Richard III is the only male to be discovered at infamous former car-park site. A mysterious lead coffin found close to the site of Richard III's hastily dug grave at the Grey Friars friary has now ... full story
Genetics Reveals Where Emperor Penguins Survived the Last Ice Age
Mar. 1, 2015 — A study of how climate change has affected emperor penguins over the last 30,000 years found that only three populations may have survived during the last ice age, and that the Ross Sea in Antarctica ... full story
How Were Fossil Tracks Made by Early Triassic Swimming Reptiles So Well Preserved?
Feb. 27, 2015 — That swim tracks made by tetrapods occur in high numbers in deposits from the Early Triassic is well known. What is less clear is why the tracks are so abundant and well preserved. Paleontologists ... full story
DNA Evidence Shows Surprise Cultural Connections Between Britain and Europe 8,000 Years Ago
Feb. 27, 2015 — DNA evidence shows surprise cultural connections between Britain and Europe 8,000 years ago. Researchers found evidence for a variety of wheat at a submerged archaeological site off the south coast ... full story
How Mantis Shrimp Evolved Many Shapes With Same Powerful Punch
Feb. 26, 2015 — The miniweight boxing title of the animal world belongs to the mantis shrimp, a cigar-sized crustacean whose front claws can deliver an explosive 60-mile-per-hour blow akin to a bullet leaving the ... full story
Crocodiles Rocked Pre-Amazonian Peru: Seven Crocodile Species Found in Single 13-Million-Year-Old Bone Bed
Feb. 24, 2015 — Thirteen million years ago, as many as seven different species of crocodiles hunted in the swampy waters of what is now northeastern Peru, new research shows. This hyperdiverse assemblage, revealed ... full story
Climate-Change Clues from Turtles of Tropical Wyoming
Feb. 24, 2015 — Tropical turtle fossils discovered in Wyoming reveal that when Earth got warmer, prehistoric turtles headed north. But if today's turtles try the same technique to cope with warming habitats, they ... full story
- Grand Tree of Life: Clock-Like Trend in Species
- Animal Diversity: Poor, Then Gradually Richer
- Skull Dating Reveals Human-Neanderthal Period
- Archaeologists Open Mysterious Lead Coffin
- Where Emperor Penguins Survived Last Ice Age
- Early Triassic Swimmers: Tracks Well Preserved
- DNA: Old Connections Between Britain, Europe
- Mantis Shrimp: Many Shapes Of Tiny Power-Punch
- Crocodiles Rocked Pre-Amazonian Peru
- Climate-Change: Turtles of Tropical Wyoming
Mental Health Soon After War-Zone Concussions Predicts Disability
Mar. 4, 2015 — Evaluating military personnel with blast-related mild traumatic brain injuries, researchers have found that early symptoms of post-traumatic stress, such as anxiety, emotional numbness, flashbacks ... full story
Agreement on Best Estimates of Breast Cancer Overdiagnosis Urgently Needed to Inform Women
Mar. 4, 2015 — More than any other debate about overdiagnosis, the discussion of breast cancer has spilt from the pages of the specialist medical press into the public domain, argues a public health expert, stating ... full story
How Much Overdetection Is Acceptable in Cancer Screening?
Mar. 4, 2015 — People have highly variable views on how much overdetection is acceptable in cancer screening, finds a UK ... full story
New Approach to Analysis of Unresolved Controversy Over Nuclear Power
Mar. 4, 2015 — A new article investigates why nuclear energy is still deployed in spite of the negative feedbacks and experiences. The researchers argue that one possible explanation for this controversy is that ... full story
Cities Have a Memory and Interact With Their Neighbors
Mar. 4, 2015 — Demographic changes in large cities depend on millions of individual decisions, but the population evolves depending on two factors: what 'reminds' them of their recent past and the existence of ... full story
Bans Don't Help Smokers Quit, Researchers Say
Mar. 3, 2015 — No significant change in home habits of smokers have been observed in the aftermath of a ban on smoking in public spaces, researchers report. Greater inspiration to kick the habit likely comes from ... full story
Nice to Sniff You: Handshakes May Engage Our Sense of Smell
Mar. 3, 2015 — Why do people shake hands? A new study suggests one of the reasons for this ancient custom may be to check out each other's odors. Even if we are not consciously aware of this, handshaking may ... full story
Stress Markers in Unemployed Linked to Poor Health
Mar. 3, 2015 — It appears that stress markers in unemployed people can be found, independent of smoking, alcohol consumption and overweight/obesity. Results from a study suggest that long-term unemployment may be ... full story
Vaccine Skeptics Aren't Swayed by Emotional Scare Tactics
Mar. 3, 2015 — On the heels of an American nationwide measles outbreak comes a report that campaigns aimed at scaring people about the consequences of non-vaccination might not be as effective as many think. ... full story
US Spends More on Cancer Care, Saves Fewer Lives Than Western Europe
Mar. 2, 2015 — Despite sharp increases in spending on cancer treatment, cancer mortality rates in the United States have decreased only modestly since 1970, a study has found. "Our results suggest that cancer care ... full story
- Predicting Disability After War-Zone Concussions
- Breast Cancer Overdiagnosis: How Much?
- Cancer Screening: How Much Overdetection Is OK?
- Why the Unresolved Controversy Over Nuclear ...
- Cities Have a Memory and Interact With Neighbors
- Bans Don't Help Smokers Quit, Researchers Say
- Handshakes to Smell You Now, Smell You Later
- Unemployed: Stress Markers Tied to Poor Health
- Vaccine Skeptics Aren't Swayed by Scare Tactics
- Cancer Care: US Spends More, Saves Fewer Lives
Amphetamine Gets the Job Done: Using Drugs to Work Long Hours
Feb. 20, 2015 — Drugs are usually associated with vulnerable social groups. New research reveals that amphetamine, however, is used by some in physically demanding manual jobs - to sustain long working ... full story
Basic Personality Changes Linked to Unemployment, Study Finds
Feb. 18, 2015 — Unemployment can change peoples' core personalities, making some less conscientious, agreeable and open, which may make it difficult for them to find new jobs, according to new ... full story
Leader of the Pack: Study of Voles and Owls Show Rise of Individuals With Greatest Influence on Collective Group Behavior
Feb. 18, 2015 — Who takes charge during a disaster or at an accident scene? The question has intrigued sociologists since Gustave Le Bon first studied "herd behavior" in nineteenth-century France. The question of an ... full story
How Income Fraud Made the Housing Bubble Worse
Feb. 18, 2015 — New research reveals that, in low-income zip codes, IRS-reported incomes and earnings reported on mortgages in fact differed wildly from 2002 to 2005. The researchers place the blame for falsified ... full story
Women Seek Greater Variety in Men and Consumer Products Near Ovulation
Feb. 17, 2015 — New research suggests women seek more options in dating partners near ovulation -- when they are most fertile -- which may lead them to also seek a greater variety of products and ... full story
Workplace Bullying a Vicious Circle
Feb. 17, 2015 — Bullying at work grinds victims down and makes them an 'easy target' for further abuse according to new research. The research suggests that employers should not only crack down on workplace bullies, ... full story
People Value Resources More Consistently When They Are Scarce
Feb. 12, 2015 — We tend to be economically irrational when it comes to choosing how we use resources like money and time but scarcity can convert us into economically rational decision makers, according to new ... full story
An Internet of Things Reality Check
Feb. 9, 2015 — Connecting different kinds of devices, not just computers and communications devices, to the Internet could lead to new ways of working with a wide range of machinery, sensors, domestic and other ... full story
Increasing Individualism in US Linked With Rise of White-Collar Jobs
Feb. 5, 2015 — Rising individualism in the United States over the last 150 years is mainly associated with a societal shift toward more white-collar occupations, according to new research. The study, which looked ... full story
Novel Method Projects Growth Potential of New Firms: Which Tech Businesses Will Thrive?
Feb. 5, 2015 — New businesses spring up all the time in the U.S. But which ones have the greatest ability to become big? A new method based on an empirical study, projects the growth potential of high-tech firms ... full story
- Amphetamine Gets the Job Done
- Unemployment Can Change Your Personality
- Leader of the Pack?
- How Income Fraud Made Housing Bubble Worse
- Men, Shopping: Fertile Women Seek Variety
- Workplace Bullying a Vicious Circle
- Scarcity Makes Us More Economically Rational
- An Internet of Things Reality Check
- Increasing Individualism; More White-Collar Jobs
- Growth Potential of New Firms Predicted
Creative Genius Driven by Distraction
Mar. 3, 2015 — The literary great Marcel Proust wore ear-stoppers because he was unable to filter out irrelevant noise -- and lined his bedroom with cork to attenuate sound. Now new research suggests why the ... full story
On-Board School Bus Filtration System Reduces Pollutants by 88 Percent
Mar. 2, 2015 — An on-board air filtration system developed specifically for school buses reduces exposure to vehicular pollutants by up to 88 percent, according to a new ... full story
Teachers Become Healthier When They Learn
Mar. 2, 2015 — Several studies have indicated a connection between learning and health. Researchers have now found that the health of school teachers is related to their level of work integrated ... full story
Teacher Prejudices Put Girls Off Math, Science, Study Suggests
Feb. 26, 2015 — Although higher education has already opened the door to equal opportunities for women and minorities in the US in the math and science professions, a new study suggests that elementary school ... full story
Biology Teachers: Understanding Faith, Teaching Evolution Not Mutually Exclusive
Feb. 25, 2015 — Discussing the relationship between science and faith, rather than avoiding the discussion, may better prepare future high school biology teachers for anticipating questions about evolution, ... full story
Education 'Experts' Cited in News Stories May Lack Expertise, Study Finds
Feb. 20, 2015 — A study of education experts cited in news stories and blogs during 2013 finds that some lack background in education policy and ... full story
Delaying Children's School Entry Linked to Poor Academic Performance
Feb. 19, 2015 — Delaying school entry for children could cause poorer academic performance, according to new research. Many parents are keen to hold their children back a year if they were born prematurely or in the ... full story
Teens Increasingly Sleep Deprived
Feb. 16, 2015 — A new study found that female students, racial/ethnic minorities, and students of lower socioeconomic status are less likely to report regularly getting seven or more hours of sleep each night ... full story
Learning With All the Senses: Movement, Images Facilitate Vocabulary Learning
Feb. 5, 2015 — "Atesi" -- what sounds like a word from the Elven language of Lord of the Rings is actually a Vimmish word meaning "thought". Scientists have used Vimmish, an artificial language specifically ... full story
Public and Scientists Express Strikingly Different Views About Science-Related Issues
Jan. 29, 2015 — Despite similar views about the overall place of science in America, the general public and scientists often see science-related issues through a different lens, according to a new pair of ... full story
- Creative Genius Driven by Distraction
- Filter Cuts Air Pollution Inside School Buses
- Teachers Become Healthier When They Learn
- Teacher Prejudices Put Girls Off Math, Science
- Understanding Faith to Better Teach Evolution?
- Education 'Experts' May Lack Expertise
- Delaying Kindergarten Linked to Lower Scores
- Teens Increasingly Sleep Deprived
- Learning With All the Senses Makes Sense
- Public, Scientists: Strikingly Different Views
