Today's Science News

Monday, April 21, 2014

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from universities, journals, and other organizations

'Dressed' Laser Aimed at Clouds May Be Key to Inducing Rain, Lightning

Apr. 18, 2014 The adage "Everyone complains about the weather but nobody does anything about it" may one day be obsolete if researchers further develop a new technique to aim a high-energy laser beam ... full story

Impact Glass from Asteroids and Comets Stores Biodata for Millions of Years

Apr. 18, 2014 Bits of plant life encapsulated in molten glass by asteroid and comet impacts millions of years ago give geologists information about climate and life forms on the ancient Earth. Scientists exploring ... full story

First Potentially Habitable Earth-Sized Planet Confirmed by Gemini and Keck Observatories

Apr. 17, 2014 The first Earth-sized exoplanet orbiting within the habitable zone of another star has been confirmed by observations with both the W. M. Keck Observatory and the Gemini Observatory. The initial ... full story

Fear of the Cuckoo Mafia: In Fear of Retaliation, Birds Accept and Raise Brood Parasites' Young

Apr. 17, 2014 If a restaurant owner fails to pay the 'protection money' demanded of him by the mob, he can expect his premises to be trashed. Warnings like these are seldom required, however, as fear of ... full story

There's Something Ancient in the Icebox: Three-Million-Year-Old Landscape Beneath Greenland Ice Sheet

Apr. 17, 2014 Scientists were greatly surprised to discover an ancient tundra landscape preserved under the Greenland Ice Sheet, below two miles of ice. This finding provides strong evidence that the ice sheet has ... full story

Climate Benefit of Biofuels from Corn Residue: Researchers Cast Doubt

Apr. 20, 2014 Biofuels made from corn stover -- stalks, leaves and cobs that remain after harvest -- appear to emit more carbon dioxide over their life cycle than federal standards allow, according to new ... full story

Wireless Power Transfer Achieved at 5-Meter Distance

Apr. 17, 2014 A great improvement has been demonstrated in the distance that electric power can travel wirelessly. Researchers developed the 'Dipole Coil Resonant System' for an extended range of ... full story

Researchers Rethink 'Natural' Habitat for Wildlife

Apr. 18, 2014 Protecting wildlife while feeding a world population predicted to reach nine billion by 2050 will require a holistic approach to conservation that considers human-altered landscapes such as farmland, ... full story

Finding Turns Neuroanatomy on Its Head: Researchers Present New View of Myelin

Apr. 18, 2014 Neuroscientists have made a discovery that turns 160 years of neuroanatomy on its head. Myelin, the electrical insulating material long known to be essential for the fast transmission of impulses ... full story

ADHD: Scientists Discover Brain's Anti-Distraction System

Apr. 18, 2014 Psychologists have made a brain-related discovery that could revolutionize doctors' perception and treatment of attention-deficit disorders. This discovery opens up the possibility that ... full story

Gecko-Like Adhesives Now Useful for Real World Surfaces

Apr. 18, 2014 The ability to stick objects to a wide range of surfaces such as drywall, wood, metal and glass with a single adhesive has been the elusive goal of many research teams across the world, but now a ... full story

Air Temperature Influenced African Glacial Movements at Height of Last Ice Age

Apr. 16, 2014 Changes in air temperature, not precipitation, drove the expansion and contraction of glaciers in Africa's Rwenzori Mountains at the height of the last ice age, according to research. The ... full story

Bright Points in Sun's Atmosphere Mark Patterns Deep in Its Interior

Apr. 17, 2014 Like a balloon bobbing along in the air while tied to a child's hand, a tracer has been found in the sun's atmosphere to help track the flow of material coursing underneath the sun's ... full story

Vitamin B3 Might Have Been Made in Space, Delivered to Earth by Meteorites

Apr. 17, 2014 Ancient Earth might have had an extraterrestrial supply of vitamin B3 delivered by carbon-rich meteorites, according to a new analysis. The result supports a theory that the origin of life may have ... full story

Our Brains Are Hardwired for Language

Apr. 17, 2014 People blog, they don't lbog, and they schmooze, not mshooze. But why is this? Why are human languages so constrained? Can such restrictions unveil the basis of the uniquely human capacity for ... full story

Featured Videos

from AP, Reuters, AFP, and other news services

Mich. Boy Unearths 10,000-Year-Old Mastodon Tooth

Mich. Boy Unearths 10,000-Year-Old Mastodon Tooth

Newsy (Apr. 20, 2014) A 9-year-old Michigan boy was exploring a creek when he came across a 10,000-year-old tooth from a prehistoric mastodon. Video provided by Newsy
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'Holy Grail' Of Weight Loss? New Find Could Be It

'Holy Grail' Of Weight Loss? New Find Could Be It

Newsy (Apr. 18, 2014) In a potential breakthrough for future obesity treatments, scientists have used MRI scans to pinpoint brown fat in a living adult for the first time. Video provided by Newsy
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First Ever 'Female Penis' Discovered In Animal Kingdom

First Ever 'Female Penis' Discovered In Animal Kingdom

Newsy (Apr. 18, 2014) Not only are these newly discovered bugs' sex organs reversed, but they also mate for up to 70 hours. Video provided by Newsy
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Earth's Near-Twin Found Orbiting Red Dwarf

Earth's Near-Twin Found Orbiting Red Dwarf

Newsy (Apr. 17, 2014) The newly-discovered planet is roughly the size of Earth and could have liquid water on its surface. Video provided by Newsy
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last updated on 2014-04-21 at 10:58 am EDT

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Financial Incentives Help Economically-Disadvantaged Pregnant Smokers Quit, Improve Fetal Growth

Apr. 21, 2014 Smoking prevalence varies by socioeconomic status -- particularly in terms of educational attainment -- putting economically-disadvantaged women at greater risk for smoking during pregnancy and ... full story

Codeine Often Prescribed to Children, Despite Available Alternatives

Apr. 21, 2014 Despite its potentially harmful effects in children, codeine continues to be prescribed in U.S. emergency rooms, according to new research. "Despite strong evidence against the use of codeine in ... full story

Low Tolerance for Pain? The Reason May Be in Your Genes

Apr. 20, 2014 Researchers may have identified key genes linked to why some people have a higher tolerance for pain than others, according to a new study. Researchers found that nine percent of the participants had ... full story

Source of Most Cases of Invasive Bladder Cancer Identified

Apr. 20, 2014 A single type of cell in the lining of the bladder is responsible for most cases of invasive bladder cancer, according to researchers. The study, conducted in mice, is the first to pinpoint the ... full story

Link Between Down Syndrome, Leukemia Uncovered

Apr. 20, 2014 A connection between people with Down syndrome and having a heightened risk of developing acute lymphoblastic leukemia during childhood has been uncovered by researchers. "For 80 years, it hasn't ... full story

Bulletproof Nuclei? Stem Cells Exhibit Unusual Absorption Property

Apr. 20, 2014 Stem cells -- the body's master cells -- demonstrate a bizarre property never before seen at a cellular level, according to a study. The property -- known as auxeticity -- is one which may have ... full story

Study of Gut Microbes, Antibiotics Offers Clues to Improving Immunity in Premature Babies

Apr. 20, 2014 Mothers give a newborn baby a gift of germs -— germs that help to kick-start the infant’s immune system. But antibiotics, used to fight bacterial infection, may paradoxically interrupt a ... full story

Cancer Stem Cells Linked to Drug Resistance

Apr. 20, 2014 Most drugs used to treat lung, breast and pancreatic cancers also promote drug-resistance and ultimately spur tumor growth. Researchers have discovered a biomarker called CD61 on the surface of ... full story

'Chaperone' Compounds Offer New Approach to Alzheimer's Treatment

Apr. 20, 2014 A wholly new approach to the treatment of Alzheimer's disease involving the so-called retromer protein complex has been devised by researchers. Retromer plays a vital role in neurons, steering ... full story

Counterfeit Contraceptives Found in South America

Apr. 18, 2014 A survey of emergency contraceptive pills in Peru found that 28 percent of the batches studied were either of substandard quality or falsified. Many pills released the active ingredient too slowly. ... full story

People Selectively Remember Details of Atrocities That Absolve in-Group Members

Apr. 21, 2014 Conversations about wartime atrocities often omit certain details. According to research, these omissions can lead people to have different memories for the event depending on social group ... full story

Better Way to Deal With Bad Memories Suggested

Apr. 18, 2014 A simple and effective emotion-regulation strategy that has neurologically and behaviorally been proven to lessen the emotional impact of personal negative memories, researchers have shown. ... full story

Impact of Childhood Bullying Still Evident After 40 Years

Apr. 17, 2014 The negative social, physical and mental health effects of childhood bullying are still evident nearly 40 years later, according to new research. The study is the first to look at the effects of ... full story

New Pain Relief Targets Discovered by Researchers

Apr. 17, 2014 New pain relief targets that could be used to provide relief from chemotherapy-induced pain have been discovered by researchers while researching how pain occurs in nerves in the periphery of the ... full story

Proteomics Discovers Link Between Muscle Damage and Cerebral Malaria

Apr. 17, 2014 Malaria-related complications remain a major cause of death for children in many parts of the world. Why some children develop these complications while others don't is still not understood. ... full story

Progressive Neurodegenerative Disorder Linked to R-Loop Formation

Apr. 17, 2014 A new feature of the genetic mutation responsible for the progressive neurodegenerative disorder, fragile X-associated tremor/ataxia syndrome -- the formation of 'R-loops,' has been discovered. ... full story

Sporting Latest Tech Toy Can Make You Seem More Like a Leader

Apr. 17, 2014 If you want to be perceived as a leader, new research suggests investing in the latest technological gadgets is the way to go. "Familiarity with and usage of new high-tech products appears to be a ... full story

Inhibited Children Become Anxious Adults: Examining the Causes and Effects of Early Shyness

Apr. 17, 2014 Three little girls sit together in a room, playing with the toys surrounding them. One of the girls -- "Emma" -- has clearly taken charge of the group, and the others happily go along with her. A ... full story

Is Parkinson's an Autoimmune Disease?

Apr. 17, 2014 The cause of neuronal death in Parkinson's disease is still unknown, but a new study proposes that neurons may be mistaken for foreign invaders and killed by the person's own immune system, similar ... full story

Loud Talking, Horseplay in Car Results in More Serious Incidents for Teen Drivers

Apr. 17, 2014 Adolescent drivers are often distracted by technology while they are driving, but loud conversations and horseplay between passengers appear more likely to result in a dangerous incident, according ... full story

Boomers' Dark Secret: Booze; What Their Caregivers Don’t Know or Don't Ask Could End Up Hurting Aging Patients

Apr. 18, 2014 By 2015, all baby boomers will be 50 or older. In an editorial, one expert writes that, unlike members of previous generations, many of these individuals have been using alcohol (and other drugs) for ... full story

Gene Variant Increases Risk of Colorectal Cancer from Eating Processed Meat

Apr. 17, 2014 A common genetic variant that affects one in three people appears to significantly increase the risk of colorectal cancer from the consumption of processed meat, according to a new ... full story

Prenatal Risk Factors May Put Children at Risk of Developing Kidney Disease

Apr. 17, 2014 Certain prenatal risk factors are associated with the development of chronic kidney disease in children, according to a study. Future studies should investigate whether modifying these factors could ... full story

Weight Gain in Children Occurs After Tonsil Removal, Not Linked to Obesity

Apr. 17, 2014 Weight gain in children after they have their tonsils removed (adenotonsillectomy) occurs primarily in children who are smaller and younger at the time of the surgery, and weight gain was not linked ... full story

Fish Consumption Advisories for Expecting Mothers Fail to Cover All Types of Contaminants

Apr. 17, 2014 Fish consumption advisories for expecting mothers are ineffective in reducing infant exposure to contaminants like persistent organic pollutants. The researchers' model estimates that women who stop ... full story

Connecting Sleep Deficits Among Young Fruit Flies to Disruption in Mating Later in Life

Apr. 17, 2014 Mom always said you need your sleep, and it turns out, she was right. According to a new study, the lack of sleep in young fruit flies profoundly diminishes their ability to do one thing they do ... full story

Boosting Depression-Causing Mechanisms in Brain Increases Resilience, Surprisingly

Apr. 17, 2014 New research uncovers a conceptually novel approach to treating depression. Instead of dampening neuron firing found with stress-induced depression, researchers demonstrated for the first time that ... full story

'I Spy' Used to Show Spoken Language Helps Direct Children's Eyes

Apr. 17, 2014 Children spot objects more quickly when prompted by words than if they are only prompted by images, cognitive scientists have demonstrated. Spoken language taps into children's cognitive system, ... full story

Distracted Driving Among Teens Threatens Public Health and Safety

Apr. 17, 2014 Motor vehicle crashes rank as the leading cause of teen deaths and in 2008, 16% of all distraction-related fatal automobile crashes involved drivers under 20 years of age. These grim statistics, ... full story

Changing Where a Baby Is Held Immediately After Birth Could Lead to Improved Uptake of Procedure That Reduces Infant Iron Deficiency

Apr. 16, 2014 Changing where a newborn baby is held before its umbilical cord is clamped could lead to improved uptake in hospitals of delayed cord clamping, leading to a decreased risk of iron deficiency in ... full story

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Quantum Turbulence: New Key to Unlocking the Mysteries of Physics?

Apr. 21, 2014 The recent discovery of the Higgs boson has confirmed theories about the origin of mass and, with it, offered the potential to explain other scientific mysteries. But, scientists are continually ... full story

New Material Coating Technology Mimics Nature's Lotus Effect

Apr. 21, 2014 Ever stop to consider why lotus plant leaves always look clean? The hydrophobic -- water repelling -- characteristic of the leaf, termed the "Lotus effect," helps the plant survive in muddy swamps, ... full story

SpaceX-3 Launches Science Cargo to International Space Station

Apr. 18, 2014 A SpaceX Dragon spacecraft full of NASA cargo, experiments and equipment blazed into orbit Friday, April 18, aboard the company's Falcon 9 rocket. The astronauts aboard the International Space ... full story

MRI, on a Molecular Scale: System Could One Day Peer Into the Atomic Structure of Individual Molecules

Apr. 18, 2014 A magnetic resonance imaging (MRI) system that can produce nano-scale images, and may one day allow researchers to peer into the atomic structure of individual molecules, has been developed by ... full story

'Exotic' Material Is Like a Switch When Super Thin

Apr. 18, 2014 Researchers have shown how to switch a particular transition metal oxide, a lanthanum nickelate, from a metal to an insulator by making the material less than a nanometer thick. Ever-shrinking ... full story

Under Some LED Bulbs Whites Aren't 'Whiter Than White'

Apr. 18, 2014 For years, companies have been adding whiteners to laundry detergent, paints, plastics, paper and fabrics to make whites look 'whiter than white,' but now, with a switch away from incandescent and ... full story

Innovative Strategy to Facilitate Organ Repair

Apr. 18, 2014 A significant breakthrough could revolutionize surgical practice and regenerative medicine. Researchers have demonstrated that the principle of adhesion by aqueous solutions of nanoparticles can be ... full story

Impurity Size Affects Performance of Emerging Superconductive Material

Apr. 18, 2014 Impurities can hurt performance -- or possibly provide benefits -- in a key superconductive material that is expected to find use in a host of applications, including future particle colliders. The ... full story

Better Thermal-Imaging Lens from Waste Sulfur

Apr. 17, 2014 A new chemical process can transform waste sulfur into lightweight plastic lenses that have a high refractive index and are transparent to mid-range infrared light. The lenses may have applications ... full story

Novel Stapled Peptide Nanoparticle Combination Prevents RSV Infection, Study Finds

Apr. 17, 2014 A combination of advanced technologies may lead to a therapy to prevent or treat respiratory syncytial virus, a potentially lethal respiratory infection affecting infants, young children and the ... full story

Exoplanets Soon to Gleam in the Eye of NESSI

Apr. 21, 2014 The New Mexico Exoplanet Spectroscopic Survey Instrument (NESSI) will soon get its first "taste" of exoplanets, helping astronomers decipher their chemical composition. Exoplanets are planets that ... full story

NASA Completes LADEE Mission With Planned Impact on Moon's Surface

Apr. 19, 2014 Ground controllers at NASA's Ames Research Center in Moffett Field, Calif., have confirmed that NASA's Lunar Atmosphere and Dust Environment Explorer (LADEE) spacecraft impacted the surface of the ... full story

A Cross-Section of the Universe

Apr. 17, 2014 An image of a galaxy cluster gives a remarkable cross-section of the universe, showing objects at different distances and stages in cosmic history. They range from cosmic near neighbors to objects ... full story

Red Moon at Night: Stargazer's Delight

Apr. 16, 2014 Monday night's lunar eclipse proved just as delightful as expected to those able to view it. On the East Coast, cloudy skies may have gotten in the way, but at the National Science Foundation's ... full story

Mars: Meteorites Yield Clues to Red Planet's Early Atmosphere

Apr. 16, 2014 Geologists analyzed 40 meteorites that fell to Earth from Mars to understand the history of the Martian atmosphere. Their new article shows the atmospheres of Mars and Earth diverged in important ... full story

A Study in Scarlet: Hot Newborn Stars Formed out of the Clouds

Apr. 16, 2014 An area of the southern sky, in the constellation of Centaurus (The Centaur), is home to many bright nebulae, each associated with hot newborn stars that formed out of the clouds of hydrogen gas. The ... full story

Astronomers: 'Tilt-a-Worlds' Could Harbor Life

Apr. 15, 2014 A fluctuating tilt in a planet's orbit does not preclude the possibility of life, according to new research. In fact, sometimes it may help. That's because such "tilt-a-worlds," as astronomers ... full story

NASA Cassini Images May Reveal Birth of a Saturn Moon

Apr. 14, 2014 NASA's Cassini spacecraft has documented the formation of a small icy object within the rings of Saturn that may be a new moon, and may also provide clues to the formation of the planet's known ... full story

Cosmic Slurp: Supercomputers Help Astronomers Understand and Predict How Black Holes Swallow Stars

Apr. 14, 2014 A 'tidal disruption' occurs when a star orbits too close to a black hole and gets usurped. Researchers are using supercomputers to simulate tidal disruptions to better understand the dynamics of the ... full story

SpaceX’s Dragon Headed to Space Station to Create Astronaut Farmers

Apr. 14, 2014 "Enter the Dragon" takes on a whole new meaning this month as SpaceX's Dragon capsule heads to the International Space Station for its third commercial resupply mission on April 14. During the ... full story

Tracking Flu Levels With Wikipedia

Apr. 17, 2014 Can monitoring Wikipedia hits show how many people have the flu? Researchers have developed a method of estimating levels of influenza-like illness in the American population by analyzing Internet ... full story

Simplicity Is Key to Co-Operative Robots

Apr. 16, 2014 A way of making hundreds -- or even thousands -- of tiny robots cluster to carry out tasks without using any memory or processing power has been developed. Engineers have programmed extremely simple ... full story

Chess Robots to Cause Judgment Day?

Apr. 16, 2014 Next time you play a computer at chess, think about the implications if you beat it. It could be a very sore loser! A new study reflects upon the growing need for autonomous technology, and suggests ... full story

Beating the Clock for Ischemic Stroke Sufferers

Apr. 16, 2014 Researchers have developed a new computer tool to ensure faster care and treatment for stroke patients. The CAD stroke technology is capable of detecting signs of stroke from computed tomography (CT) ... full story

Information Storage for the Next Generation of Plastic Computers: Efficient Conversion from Magnetic Storage to Light Is Key

Apr. 16, 2014 Inexpensive computers, cell phones and other systems that substitute flexible plastic for silicon chips may be one step closer to reality, thanks to new research. Scientists have made a new proposal ... full story

Quantum Computing? Progress in the Fight Against Quantum Dissipation

Apr. 16, 2014 Scientists have confirmed a 50-year-old, previously untested theoretical prediction in physics and improved the energy storage time of a quantum switch by several orders of magnitude. High-quality ... full story

Scientists Capture Ultrafast Snapshots of Light-Driven Superconductivity

Apr. 16, 2014 A new study pins down a major factor behind the appearance of superconductivity -- the ability to conduct electricity with 100 percent efficiency -- in a promising copper-oxide material. Scientists ... full story

Ant Colonies Help Evacuees in Disaster Zones

Apr. 16, 2014 An escape route mapping system based on the behavior of ant colonies could give evacuees a better chance of reaching safe harbor after a natural disaster or terrorist attack by building a map showing ... full story

Augmented Reality: Bringing History and the Future to Life

Apr. 16, 2014 Have you ever wished you had a virtual time machine that could show you how your street looked last century? Or have you wanted to see how your new furniture might look, before you’ve even bought ... full story

Computer Software Analyzing Facial Expressions Accurately Predicts Student Test Performance

Apr. 16, 2014 Real-time engagement detection technology that processes facial expressions can perform with accuracy comparable to that of human observers, according to new research. The study used automatic ... full story

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Proteins Conspire to Make Breast Cancer Cells Resistant to Drug Treatment

Apr. 18, 2014 The interaction between two proteins called BCAR1 and BCAR3 is responsible for resistance to antiestrogen drugs, paving the way for improved diagnostic and treatment strategies. “Drug resistance is ... full story

Plants With Dormant Seeds Give Rise to More Species

Apr. 18, 2014 Seeds that sprout as soon as they're planted may be good news for a garden. But in the wild, a plant whose seeds sprouted at the first warm spell or rainy day would risk disaster. More than just an ... full story

Multitarget TB Drug Could Treat Other Diseases, Evade Resistance

Apr. 17, 2014 A drug under clinical trials to treat tuberculosis could be the basis for a class of broad-spectrum drugs that act against various bacteria, fungal infections and parasites, yet evade resistance, ... full story

Target for Treating Dengue Fever Discovered

Apr. 17, 2014 New research may help scientists develop treatments or vaccines for dengue fever, West Nile virus, yellow fever, Japanese encephalitis and other disease-causing flaviviruses. More than 40 percent of ... full story

Five Anthropogenic Factors That Will Radically Alter Northern Forests in 50 Years

Apr. 17, 2014 Five anthropogenic factors that will radically alter forest conditions and management needs in the Northern United States have been outlined in a new report. "The northern quadrant of the United ... full story

How the Immune System Protects Children from Malaria

Apr. 17, 2014 Children who live in regions of the world where malaria is common can mount an immune response to infection with malaria parasites that may enable them to avoid repeated bouts of high fever and ... full story

Malaria Pathogen's Cellular Skeleton Under Super-Microscope

Apr. 17, 2014 The tropical disease malaria is caused by the Plasmodium parasite. For its survival and propagation, Plasmodium requires a protein called actin. Scientists used high-resolution structural biology ... full story

Gene Variant Raises Risk for Aortic Tear, Rupture

Apr. 17, 2014 The significance of a genetic variant that substantially increases the risk of a frequently fatal thoracic aortic dissection or full rupture has been confirmed by researchers. Thoracic aortic ... full story

First Genetic Link Discovered to Difficult-to-Diagnose Breast Cancer Sub-Type

Apr. 17, 2014 The discovery of the genetic variant, in conjunction with other markers, could help in the development of future genetic screening tools to assess women's risk of developing invasive lobular cancer, ... full story

Deadly Human Pathogen Cryptococcus Fully Sequenced

Apr. 17, 2014 A ten-year effort by an international team has sequenced the entire genome and all the RNA products of the most important pathogenic lineage of Cryptococcus neoformans, a strain called H99.These ... full story

Future Heat Waves Pose Risk for Population of Greater London

Apr. 18, 2014 The effects of future heat waves on people living in Greater London in 2050 has been modeled in a study, which concludes that the risk of heat-related deaths could be significantly reduced if ... full story

Findings Shed Light on Seagrass Needs

Apr. 17, 2014 Seagrass beds, which provide home and food for fish, manatees, sea turtles and other animals, find themselves in peril. A new study shows how much sunlight is needed to keep the seagrass healthy. ... full story

More, Bigger Wildfires Burning Western US Over Last 30 Years

Apr. 17, 2014 Wildfires across the western United States have been getting bigger and more frequent over the last 30 years. The total area these fires burned increased at a rate of nearly 90,000 acres a year -- an ... full story

Alternative Identification Methods for Threatened Species Urged

Apr. 17, 2014 With global climate change and rapidly disappearing habitat critical to the survival of endangered species, there is a sense of urgency to confirm the return of animals thought to be extinct, or to ... full story

Fewer Sources for Self-Cleaning Air: Study Overturns Existing Knowledge on Nitrous Acid, HONO

Apr. 17, 2014 Up to now, nitrous acid, HONO, was considered one of the most important sources of hydroxyl radicals, OH, which is regarded as the detergent of the atmosphere, allowing the air to clean itself. ... full story

New Orchid: 'Lophiaris Silverarum' Is Known to Grow Only in Central Panama

Apr. 17, 2014 One day about eight years ago a postdoctoral scholar and her father were on a field trip in a mountainous area in central Panama when they stumbled upon an orchid they had never seen before. Unable ... full story

Food Shortages Could Be Most Critical World Issue by Mid-Century

Apr. 17, 2014 The world is less than 40 years away from a food shortage that will have serious implications for people and governments, according to a scientist. "For the first time in human history, food ... full story

Surprising Material Could Play Huge Role in Saving Energy: Tin Selenide Is Best at Converting Waste Heat to Electricity

Apr. 17, 2014 One strategy for addressing the world's energy crisis is to stop wasting so much energy when producing and using it, such as in coal-fired power plants or transportation. Nearly two-thirds of energy ... full story

East African Honeybees Safe from Invasive Pests ... for Now

Apr. 17, 2014 Several parasites and pathogens that devastate honeybees in Europe, Asia and the United States are spreading across East Africa, but do not appear to be impacting native honeybee populations at this ... full story

Recommendations on Climate Change Mitigation

Apr. 17, 2014 Changing agricultural practices and ending food waste around the world are among recommendations made by scientists charged with looking at ways to mitigate global climate change. "Agriculture ... full story

Atom Probe Assisted Dating of Oldest Piece of Earth

Apr. 17, 2014 It's a scientific axiom: big claims require extra-solid evidence. So when a geoscience professor dated an ancient crystal to 4.4 billion years ago, skeptics questioned the dating. Then, in 2013, ... full story

The Story of Animal Domestication Retold: Scientists Now Think Wild Animals Interbred With Domesticated Ones Until Quite Recently

Apr. 17, 2014 A review of recent research on the domestication of large herbivores suggests that neither intentional breeding nor genetic isolation were as significant as traditionally thought. "Our findings show ... full story

Genetic Study Tackles Mystery of Slow Plant Domestications

Apr. 17, 2014 Did domesticating a plant typically take a few hundred or many thousands of years? Genetic studies often indicate that domestication traits have a fairly simple genetic basis, which should facilitate ... full story

New City Wall Discovered at Ancient Roman Port

Apr. 17, 2014 Researchers have discovered a new section of the boundary wall of the ancient Roman port of Ostia, proving the city was much larger than previously ... full story

Family Ties in the Language Jungle: Amazon Language Relationships Revealed

Apr. 16, 2014 Relationships between rare languages in the Colombian Amazon have been revealed by researchers. The only linguistic data available for Carabayo, a language spoken by an indigenous group that lives in ... full story

Earliest Ancestor of Land Herbivores Discovered: 300-Million-Year-Old Predator Showed Way to Modern Terrestrial Ecosystem

Apr. 16, 2014 New research demonstrates how carnivores transitioned into herbivores for the first time on land. Previously unknown, the 300-million-year old fossilized juvenile skeleton of Eocasea martini is less ... full story

Infectious Diseases: High Disease Load at Conception Reduces Mortality of Children During Epidemics

Apr. 16, 2014 Children who have been conceived during a severe epidemic are more resistant against other pathogens later in life. For the first time, this has been proved by researchers for the 18th century ... full story

Ancient Shark Fossil Reveals New Insights Into Jaw Evolution

Apr. 16, 2014 The skull of a newly discovered 325-million-year-old shark-like species suggests that early cartilaginous and bony fishes have more to tell us about the early evolution of jawed vertebrates -- ... full story

Crucial New Information About How the Ice Ages Came About

Apr. 16, 2014 Scientists have discovered new relationships between deep-sea temperature and ice-volume changes to provide crucial new information about how the ice ages came about. The researchers found, for the ... full story

Trials of the Cherokee Were Reflected in Their Skulls

Apr. 16, 2014 Researchers have found that environmental stressors -- from the Trail of Tears to the Civil War -- led to significant changes in the shape of skulls in the eastern and western bands of the Cherokee ... full story

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Patented Research Remotely Detects Nitrogen-Rich Explosives

Apr. 17, 2014 A patented technique that improves military security and remotely detects improvised explosive devices has been developed by an engineer. The same technique could help police during drug searches. ... full story

Pocket-Sized Anthrax Detector Created

Apr. 17, 2014 A credit-card-sized anthrax detection cartridge makes testing safer, easier, faster and cheaper. Bacillus anthracis, the bacteria that causes anthrax, is commonly found in soils all over the world ... full story

Surprising Consequences of Banning Chocolate Milk

Apr. 16, 2014 Eliminating chocolate milk from elementary schools decreased total milk sales by 10 percent, and increased milk waste by 29 percent, a study has shown. Additionally, the ban may have been a factor in ... full story

NutNet: New Model for Global Research

Apr. 16, 2014 What do zebra and kangaroos have in common? At first glance, not much -- they aren’t even found in the same part of the world. But here’s one thing they do share: Both are part of the Nutrient ... full story

New Type of Barcode Could Make Counterfeiters' Lives More Difficult

Apr. 16, 2014 Counterfeiters, beware! Scientists are reporting the development of a new type of inexpensive barcode that, when added to documents or currency, could foil attempts at making forgeries. Although the ... full story

Using Video Surveillance to Measure Peoples' Hand Washing Habits

Apr. 16, 2014 Use of video surveillance to better understand essential hygiene behavior has been pioneered by researchers. Still, despite years of global public awareness campaigns, hand washing rates remain low. ... full story

EU Must Take Urgent Action on Invasive Species, Experts Urge

Apr. 16, 2014 The EU must take urgent action to halt the spread of invasive species that are threatening native plants and animals across Europe, according to scientists. The threats posed by these species cost an ... full story

Antibiotics Improve Growth in Children in Developing Countries

Apr. 15, 2014 Antibiotics improve growth in children at risk of undernourishment in low and middle income countries, according to researchers who have just conducted a research literature review on the subject. ... full story

People of Color Live in Neighborhoods With More Air Pollution Than Whites, Groundbreaking U.S. Study Shows

Apr. 15, 2014 A first-of-its-kind study has found that on average in the U.S., people of color are exposed to 38 percent higher levels of nitrogen dioxide outdoor air pollution compared to white people. The health ... full story

Mouse Model Would Have Predicted Toxicity of Drug That Killed 5 in 1993 Clinical Trial

Apr. 15, 2014 Over 20 years after the fatal fialuridine trial, a new study demonstrates that mice with humanized livers recapitulate the drug's toxicity. The work suggests that this mouse model should be added to ... full story

Flaw in 'Secure' Cloud Storage Could Put Privacy at Risk

Apr. 15, 2014 Computer scientists have found a flaw in the way that secure cloud storage companies protect their customers’ data. The scientists say this weakness jeopardizes the privacy protection these digital ... full story

Cybersecurity Researchers Roll out a New Heartbleed Solution: Red Herring Creates Decoy Servers, Entraps, Monitors Hackers

Apr. 14, 2014 As companies scrambled in recent days to address the latest cybersecurity bug known as Heartbleed, researchers demonstrate a solution that fixes the vulnerability, and also detects and entraps ... full story

Tiny Particles Could Help Verify Goods

Apr. 13, 2014 Chemical engineers hope smartphone-readable microparticles could crack down on counterfeiting. Some 2 to 5 percent of all international trade involves counterfeit goods, according to a 2013 United ... full story

Should You Trust Your Financial Advisor? Pseudo-Mathematics and Financial Charlatanism

Apr. 10, 2014 Your financial advisor calls you up to suggest a new investment scheme. Drawing on 20 years of data, he has set his computer to work on this question: If you had invested according to this scheme in ... full story

UN Climate Report: Pricing of Carbon Dioxide Emissions Critical

Apr. 4, 2014 Despite climate change, most polluters still pay little or nothing when they release carbon dioxide into the atmosphere. A cost $0.15 US per kilo of carbon dioxide would be enough to solve the whole ... full story

Americans Using More Energy, According to New Analysis

Apr. 2, 2014 Americans used more renewable, fossil and even nuclear energy in 2013, according to the most recent energy flow charts. Wind energy continued to grow strongly, increasing 18 percent from 1.36 ... full story

Agroforestry Systems Can Repair Degraded Watersheds

Mar. 27, 2014 Agroforestry, combined with land and water management practices that increase agricultural productivity, can save watersheds from degradation. A study in the Gabayan watershed in eastern Bohol, ... full story

Smoke-Free Air Policies Seem to Protect the Heart

Mar. 27, 2014 Policies prohibiting tobacco smoking in workplaces and other public spaces may substantially improve public health by reducing heart disease and death, according to a new study on the impact of ... full story

Keeping Secrets in a World of Spies and Mistrust

Mar. 26, 2014 A new article reviews developments in quantum cryptography and describes how we can keep our secrets secret even when faced with the double challenge of mistrust and ... full story

Important and Complex Systems, from the Global Financial Market to Groups of Friends, May Be Highly Controllable

Mar. 20, 2014 Scientists have discovered that all complex systems, whether they are found in the body, in international finance, or in social situations, actually fall into just three basic categories, in terms of ... full story

Teaching to Optimize Learning or Control Misbehavior? Scale of Disruptive Behavior in Schools Seriously Underestimated

Apr. 14, 2014 The true extent of poor pupil behavior in schools is seriously underestimated, according to an academic. The research raises the question of the extent to which there is a right to learn in ... full story

Procrastination and Impulsivity Genetically Linked: Exploring the Genetics of 'I'll Do It Tomorrow'

Apr. 7, 2014 Procrastination and impulsivity are genetically linked, suggesting that the two traits stem from similar evolutionary origins, according to new research. The research indicates that the traits are ... full story

U.S. School Children Exposed to Arsenic in Well Water Have Lower IQ Scores

Apr. 7, 2014 A study from three school districts in Maine exposed to arsenic in drinking water experienced declines in child intelligence. While earlier studies conducted by the researchers in South Asia, and ... full story

Limiting Screen Time Improves Sleep, Academics, Behavior, Study Finds

Mar. 31, 2014 Parents may not always see it, but efforts to limit their children’s screen time can make a difference. A new study found children get more sleep, do better in school and see other health benefits ... full story

Four in 10 Infants Lack Strong Parental Attachments

Mar. 27, 2014 In a study of 14,000 US children, 40 percent lack strong emotional bonds -- what psychologists call 'secure attachment' -- with their parents that are crucial to success later in life, according to a ... full story

Natural History Must Reclaim Its Place, Experts Say

Mar. 26, 2014 Scientists argue that the study of natural history has waned in recent decades in developed countries. Declining course requirements and support for herbaria are among the documented evidence. Yet ... full story

Secret to Cutting Sugary Drink Use by Teens Found by New Study

Mar. 26, 2014 A new study shows that teenagers can be persuaded to cut back on sugary soft drinks -- especially with a little help from their friends. A 30-day challenge encouraging teens to reduce sugar-sweetened ... full story

Life Lessons: Children Learn Aggressive Ways of Thinking and Behaving from Violent Video Games, Study Finds

Mar. 24, 2014 Children who repeatedly play violent video games are learning thought patterns that will stick with them and influence behaviors as they grow older, according to a new study. The effect is the same ... full story

Preterm Children at Increased Risk of Having Math Problems

Mar. 21, 2014 Preterm children are at an increased risk of having general cognitive and mathematic problems, research has concluded. "Teachers should be aware of these children's problems and need to work on ways ... full story

Genes Play Key Role in Parenting: Children Also Shape Parents' Behavior

Mar. 20, 2014 Scientists have presented the most conclusive evidence yet that genes play a significant role in parenting. The study sheds light on another misconception: that parenting is solely a top-down process ... full story

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