Today's Science News

Friday, October 24, 2014

Featured Research

from universities, journals, and other organizations

Florida Lizards Evolve Rapidly, Within 15 Years and 20 Generations

Oct. 23, 2014 — Scientists working on islands in Florida have documented the rapid evolution of a native lizard species -- in as little as 15 years -- as a result of pressure from an invading lizard species, ... full story

3-D Map of the Adolescent Universe

Oct. 23, 2014 — Using extremely faint light from galaxies 10.8-billion light years away, scientists have created one of the most complete, three-dimensional maps of a slice of the adolescent universe. The map shows ... full story

Genomic Data Support Early Contact Between Easter Island and Americas

Oct. 23, 2014 — People may have been making their way from Easter Island to the Americas well before Dutch commander Jakob Roggeveen arrived in 1722, according to new genomic evidence showing that the Rapanui people ... full story

Two Families of Comets Found Around Nearby Star: Biggest Census Ever of Exocomets Around Beta Pictoris

Oct. 22, 2014 — The HARPS instrument at ESO’s La Silla Observatory in Chile has been used to make the most complete census of comets around another star ever created. Astronomers have studied nearly 500 individual ... full story

Human Skin Cells Reprogrammed Directly Into Brain Cells

Oct. 22, 2014 — Scientists have described a way to convert human skin cells directly into a specific type of brain cell affected by Huntington’s disease, an ultimately fatal neurodegenerative disorder. Unlike ... full story

Without Swift Influx of Substantial Aid, Ebola Epidemic in Africa Poised to Explode

Oct. 23, 2014 — The Ebola virus disease epidemic already devastating swaths of West Africa will likely get far worse in the coming weeks and months unless international commitments are significantly and immediately ... full story

Highest Altitude Archaeological Sites in the World Explored in the Peruvian Andes: Survival in Extreme Environments

Oct. 23, 2014 — Research conducted at the highest-altitude Pleistocene archaeological sites yet identified in the world sheds new light on the capacity of humans to survive in extreme environments. The findings were ... full story

Reminiscing Can Help Boost Mental Performance

Oct. 23, 2014 — Engaging brain areas linked to so-called 'off-task' mental activities (such as mind-wandering and reminiscing) can actually boost performance on some challenging mental tasks, a new ... full story

Precise, Programmable Biological Circuits

Oct. 23, 2014 — Several new components for biological circuits have been developed by researchers. These components are key building blocks for constructing precisely functioning and programmable bio-computers. ... full story

Titan Glowing at Dusk and Dawn

Oct. 22, 2014 — New maps of Saturn's moon Titan reveal large patches of trace gases shining brightly near the north and south poles. These regions are curiously shifted off the poles, to the east or west, so ... full story

Thermal Paper Cash Register Receipts Account for High Bisphenol A (BPA) Levels in Humans

Oct. 22, 2014 — BPA from thermal paper used in cash register receipts accounts for high levels of BPA in humans. Subjects studied showed a rapid increase of BPA in their blood after using a skin care product and ... full story

Highly Effective New Anti-Cancer Drug Shows Few Side Effects in Mice

Oct. 22, 2014 — A new drug, OTS964, can eradicate aggressive human lung cancers transplanted into mice, scientists report. It inhibits the action of a protein that is overproduced by several tumor types but is ... full story

As Permafrost Soils Thaw, Soil Microbes Amplify Global Climate Change

Oct. 22, 2014 — Scientists have discovered how an invisible menagerie of microbes in permafrost soils acts as global drivers of Earth processes such as climate via gas exchange between soils and the atmosphere. ... full story

Mathematical Model Shows How Brain Remains Stable During Learning

Oct. 22, 2014 — Complex biochemical signals that coordinate fast and slow changes in neuronal networks keep the brain in balance during learning, according to an international team of scientists. Neuronal networks ... full story

Let There Be Light: Evolution of Complex Bioluminescent Traits May Be Predictable

Oct. 21, 2014 — A longstanding question among scientists is whether evolution is predictable. A team of researchers from University of California Santa Barbara may have found a preliminary answer. The genetic ... full story

Featured Videos

from AP, Reuters, AFP, and other news services

Oldest Bone Ever Sequenced Shows Human/Neanderthal Mating

Oldest Bone Ever Sequenced Shows Human/Neanderthal Mating

Newsy (Oct. 23, 2014) — A 45,000-year-old thighbone is showing when humans and neanderthals may have first interbred and revealing details about our origins. Video provided by Newsy
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Goofy Dinosaur Blends Barney and Jar Jar Binks

Goofy Dinosaur Blends Barney and Jar Jar Binks

AP (Oct. 22, 2014) — A collection of dinosaur bones reveal a creature that is far more weird and goofy-looking than scientists originally thought when they found just the arm bones nearly 50 years ago, according to a new report in the journal Nature. (Oct. 22) Video provided by AP
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First-Of-Its-Kind Treatment Gives Man Ability To Walk Again

First-Of-Its-Kind Treatment Gives Man Ability To Walk Again

Newsy (Oct. 21, 2014) — A medical team has for the first time given a man the ability to walk again after transplanting cells from his brain onto his severed spinal cord. Video provided by Newsy
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Japanese Scientists Unveil Floating 3D Projection

Japanese Scientists Unveil Floating 3D Projection

Reuters - Innovations Video Online (Oct. 20, 2014) — Scientists in Tokyo have demonstrated what they say is the world's first 3D projection that floats in mid air. A laser that fires a pulse up to a thousand times a second superheats molecules in the air, creating a spark which can be guided to certain points in the air to shape what the human eye perceives as an image. Matthew Stock reports. Video provided by Reuters
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last updated on 2014-10-24 at 9:43 am EDT

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For Brain Hemorrhage, Risk of Death Lower at High-Volume Hospitals

Oct. 24, 2014 — For patients with a severe type of stroke called subarachnoid hemorrhage, treatment at a hospital that treats a high volume of subarachnoid hemorrhage cases is associated with a lower risk of death, ... full story

Hidden Truth About the Health of Homeless People

Oct. 23, 2014 — As many as 4 million Europeans and 3.5 million Americans experience homelessness every year, and the numbers are rising. Homeless people “are the sickest in our society”, but just treating ill ... full story

In Orbit or on Earth, Implantable Device Will Be Commanded to Release Therapeutic Drugs Remotely

Oct. 23, 2014 — Scientists are developing an implantable device that delivers therapeutic drugs at a rate guided by remote control. The device's effectiveness will be tested aboard the International Space Station ... full story

Designer 'Barrel' Proteins Created

Oct. 23, 2014 — Designer proteins that expand on nature's own repertoire, created by a team of chemists and biochemists, are described in a new paper. Proteins are long linear molecules that fold up to form ... full story

A Gut Bacterium That Attacks Dengue and Malaria Pathogens and Their Mosquito Vectors

Oct. 23, 2014 — Just like those of humans, insect guts are full of microbes, and the microbiota can influence the insect's ability to transmit diseases. A new study reports that a bacterium isolated from the gut of ... full story

Meiosis: Cutting the Ties That Bind

Oct. 23, 2014 — The development of a new organism from the joining of two single cells is a carefully orchestrated endeavor. But even before sperm meets egg, an equally elaborate set of choreographed steps must ... full story

Sleep Difficulties Common Among Toddlers With Psychiatric Disorders

Oct. 23, 2014 — Sleep difficulties -- particularly problems with falling asleep -- were very common among toddlers and preschool-aged children who were receiving clinical treatment for a wide range of psychiatric ... full story

Cancer Exosome 'Micro Factories' Aid in Cancer Progression

Oct. 23, 2014 — Exosomes, tiny, virus-sized particles released by cancer cells, can bioengineer micro-RNA molecules resulting in tumor growth. They do so with the help of proteins, such as one named Dicer, ... full story

YEATS Protein Potential Therapeutic Target for Cancer

Oct. 23, 2014 — Federal Express and UPS are no match for the human body when it comes to distribution. There exists in cancer biology an impressive packaging and delivery system that influences whether your body ... full story

Paper-Based Synthetic Gene Networks Could Enable Rapid Detection of Ebola and Other Viruses

Oct. 23, 2014 — Synthetic gene networks hold great potential for broad biotechnology and medical applications, but so far they have been limited to the lab. A study reveals a new method for using engineered gene ... full story

ALS Is a Protein Aggregation Disease, Research Shows

Oct. 23, 2014 — Using a technique that illuminates subtle changes in individual proteins, chemistry researchers have uncovered new insight into the underlying causes of Amyotrophic Lateral Sclerosis ... full story

Bullying in Schools Still Prevalent, American National Report Finds

Oct. 23, 2014 — Despite a dramatic increase in public awareness and anti-bullying legislation nationwide, the prevalence of bullying is still one of the most pressing issues facing our nation's youth, according to a ... full story

New Window of Opportunity to Prevent Cardiovascular, Diseases

Oct. 23, 2014 — Future prevention and treatment strategies for vascular diseases may lie in the evaluation of early brain imaging tests long before heart attacks or strokes occur, according to a systematic review ... full story

Babies' Interest in Faces Linked to Callous, Unemotional Traits

Oct. 23, 2014 — An infant's preference for a person's face, rather than an object, is associated with lower levels of callous and unemotional behaviors in toddlerhood, scientists have found. Callous and unemotional ... full story

Dispositional Mindfulness Associated With Better Cardiovascular Health

Oct. 23, 2014 — A new study that measured 'dispositional mindfulness' along with seven indicators of cardiovascular health found that persons reporting higher degrees of awareness of their present feelings and ... full story

A New Tune: There Is Intonation in Sign Language Too

Oct. 23, 2014 — Intonation is an integral part of communication for all speakers. But can sign languages have intonation? A new study shows that signers use their faces to create intonational ‘melodies’ just as ... full story

If You're Over 60, Drink Up: Alcohol Associated With Better Memory

Oct. 23, 2014 — For people 60 and older who do not have dementia, light alcohol consumption during late life is associated with higher episodic memory -- the ability to recall memories of events -- researchers ... full story

Two Days Later: Adolescents' Conflicts With Family Spill Over to School, Vice Versa

Oct. 23, 2014 — Family conflict and problems at school tend to occur together on the same day. A new study has found that these problems spill over in both directions for up to two days after. The study found that ... full story

Teens Whose Parents Exert More Psychological Control Have Trouble With Closeness, Independence

Oct. 23, 2014 — Teens whose parents exerted psychological control over them at age 13 had problems establishing healthy friendships and romantic relationships both in adolescence and into adulthood, a new ... full story

Music Therapy Reduces Depression in Children, Adolescents

Oct. 23, 2014 — Music therapy reduces depression in children and adolescents with behavioral and emotional problems, a study has ... full story

Herbal Medicines Could Contain Dangerous Levels of Toxic Mold

Oct. 23, 2014 — Herbal medicines such as licorice, Indian rennet and opium poppy, are at risk of contamination with toxic mold, according to a new study. The authors of the study say it's time for regulators to ... full story

Enterovirus D68 Expected to Fade Away Into Winter

Oct. 22, 2014 — Late every summer and into every fall, enteroviruses bring a host of unpleasant ailments. This year, Enterovirus D68 (EV-D68) has been making headlines for its potentially severe symptoms in ... full story

Olive Oil More Stable and Healthful Than Seed Oils for Frying Food

Oct. 22, 2014 — Frying is one of the world's most popular ways to prepare food -- think fried chicken and french fries. Even candy bars and whole turkeys have joined the list. But before dunking your favorite food ... full story

Getting Healthier Before Surgery Gives Patients a Jump Start on Recovery

Oct. 21, 2014 — Following a conditioning, nutritional, and relaxation program before surgery is more helpful than waiting until after surgery to rehabilitate, suggests a new study. Colorectal cancer patients who ... full story

High Percentage of Recalled Dietary Supplements Still Have Banned Ingredients

Oct. 21, 2014 — About two-thirds of FDA recalled dietary supplements analyzed still contained banned drugs at least 6 months after being recalled, according to a study. Banned substances identified in recalled ... full story

Resetting the Circadian Clock: Shift Workers Might Want to Skip High-Iron Foods at Night

Oct. 21, 2014 — Workers punching in for the graveyard shift may be better off not eating high-iron foods at night so they don’t disrupt the circadian clock in their livers. "Iron is like the dial that sets the ... full story

Survey Shows What Americans Fear Most

Oct. 21, 2014 — The Chapman Survey on American Fears included 1,500 participants from across the nation and all walks of life. The research team leading this effort pared the information down into four basic ... full story

Fight Against Alzheimer's Disease: New Research on Walnuts

Oct. 21, 2014 — An new animal study reveals potential brain-health benefits of a walnut-enriched diet. Researchers suggest that a diet including walnuts may have a beneficial effect in reducing the risk, delaying ... full story

Memory Decline Among Menopausal Women Could Be Next Research Frontier for Hypnotic Relaxation Therapy

Oct. 21, 2014 — Memory decline — a frequent complaint of menopausal women — potentially could be lessened by hypnotic relaxation therapy, say researchers who already have done studies showing that such therapy ... full story

Misreporting Diet Information Could Impact Nutrition Recommendations for Hispanics

Oct. 21, 2014 — Faulty self-reporting of the food we eat can lead to incorrect conclusions about whether we are meeting dietary recommendations for certain essential nutrients, say researchers. A new study is the ... full story

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Global Boom in Hydropower Expected This Decade

Oct. 24, 2014 — An unprecedented boom in hydropower dam construction is underway, primarily in developing countries and emerging economies. While this is expected to double the global electricity production from ... full story

Three-Dimensional Metamaterials With a Natural Bent

Oct. 24, 2014 — Scientists have succeeded in creating a large metamaterial, up to 4 mm x 4 mm2 in size, that is essentially isotropic, using a type of metamaterial element called a split-ring ... full story

Liquid Helium Offers a Fascinating New Way to Make Charged Molecules

Oct. 24, 2014 — Chemists have developed a completely new way of forming charged molecules which offers tremendous potential for new areas of chemical ... full story

Molecular Structure of Water at Gold Electrodes Revealed

Oct. 23, 2014 — Researchers have recorded the first observations of the molecular structure of liquid water at a gold electrode under different battery charging ... full story

First Protein Microfiber Engineered: New Material Advances Tissue Engineering and Drug Delivery

Oct. 23, 2014 — Researchers have broken new ground in the development of proteins that form specialized fibers used in medicine and nanotechnology. For as long as scientists have been able to create new proteins ... full story

Sea Turtles' First Days of Life: Sprint and Ride Towards Safety

Oct. 23, 2014 — With new nano-sized acoustic transmitters, scientists followed the pathways of loggerhead turtle hatchlings. According to the study, local oceanic conditions are believed to drive the evolution of ... full story

RF Heating of Magnetic Nanoparticles Improves Thawing of Cryopreserved Biomaterials

Oct. 23, 2014 — Successful techniques for cryopreserving bulk biomaterials and organ systems would transform current approaches to transplantation and regenerative medicine. However, while vitrified cryopreservation ... full story

Acousto-Optic Tunable Filter Technology for Balloon-Borne Platforms

Oct. 23, 2014 — A balloon-borne acousto-optic tunable filter hyperspectral imager is ideally suited to address numerous outstanding questions in planetary science. Their spectral agility, narrowband wavelength ... full story

Moving in the Quantum World

Oct. 23, 2014 — Simulating the behavior of a single particle can be quite a challenging task in physics; after all, it is microscopic and we usually cannot watch in real time. It becomes even more complicated when ... full story

World's Fastest Manufacture of Battery Electrodes

Oct. 23, 2014 — New world record: Scientists have increased the manufacturing speed of electrode foils coated batch-wise by a factor of three – to 100 meters per minute. This was achieved by a flexible slot die ... full story

Understanding and Predicting Solar Flares

Oct. 23, 2014 — Scientists have identified a key phenomenon in the triggering of solar flares. Using satellite data and models, the scientists were able to monitor the evolution of the solar magnetic field in a ... full story

Lucky Star Escapes Black Hole With Minor Damage: Closest Near-Miss Event to Be Spotted Near the Milky Way

Oct. 23, 2014 — Astronomers have gotten the closest look yet at what happens when a black hole takes a bite out of a star—and the star lives to tell the ... full story

The Perfume of the Comet

Oct. 23, 2014 — How does a comet smell? Since early August the Rosetta Orbiter Sensor for Ion and Neutral Analysis (ROSINA) is sniffing the fumes of the comet Churyumov-Gerasimenko with its two mass spectrometers. ... full story

New Window on the Early Universe

Oct. 22, 2014 — Scientists see good times approaching for astrophysicists after hatching a new observational strategy to distill detailed information from  galaxies at the edge of the Universe. Using two ... full story

Cosmic Rays Threaten Future Deep-Space Astronaut Missions

Oct. 21, 2014 — Crewed missions to Mars remain an essential goal for NASA, but scientists are only now beginning to understand and characterize the radiation hazards that could make such ventures risky, concludes a ... full story

Big Black Holes Can Block New Stars

Oct. 21, 2014 — Massive black holes spewing out radio-frequency-emitting particles at near-light speed can block formation of new stars in aging galaxies, a study has ... full story

POLARBEAR Detects B-Modes in the Cosmic Microwave Background: Mapping Cosmic Structure, Finding Neutrino Masses

Oct. 21, 2014 — The POLARBEAR experiment has made the most sensitive and precise measurements yet of the polarization of the cosmic microwave background and found telling twists called B-modes in the patterns, signs ... full story

NASA Rover Opportunity Views Comet Near Mars

Oct. 21, 2014 — NASA's Mars Exploration Rover Opportunity captured images of a comet passing much closer to Mars than any previous known comet flyby of Earth or Mars. The images of comet Siding Spring were taken ... full story

Mars Orbiter Image Shows Comet Nucleus Is Small

Oct. 21, 2014 — The High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter captured views of comet C/2013 A1 Siding Spring while that visitor sped past Mars on Sunday (Oct. ... full story

Heavy Metal Frost? A New Look at a Venusian Mystery

Oct. 20, 2014 — Venus is hiding something beneath its brilliant shroud of clouds: a first order mystery about the planet that researchers may be a little closer to solving because of a new re-analysis of ... full story

Online Dermatologic Follow-Up for Atopic Dermatitis Earns Equivalent Results

Oct. 22, 2014 — An online model for follow-up care of atopic dermatitis, better known as eczema, that gave patients direct access to dermatologists resulted in equivalent clinical improvement compared to patients ... full story

Unexpected Benefits of Adjustable Rate Mortgages

Oct. 22, 2014 — As would be expected during a time of consumer deleveraging, households applied more than 70 percent of their mortgage savings to reducing outstanding credit card debts. Not only did the lower ... full story

Drones Help Show How Environmental Changes Affect the Spread of Infectious Diseases

Oct. 22, 2014 — Unmanned aerial vehicles, or drones, can collect detailed information in real time at relatively low cost for ecological research. In a new article, experts demonstrate that drones can be used to ... full story

Association Between Air Toxics, Childhood Autism

Oct. 22, 2014 — Children with autism spectrum disorder were more likely to have been exposed to higher levels of certain air toxics during their mothers' pregnancies and the first two years of life compared to ... full story

Susceptibility for Relapsing Major Depressive Disorder Can Be Calculated

Oct. 22, 2014 — The question if an individual will suffer from relapsing major depressive disorder is not determined by accident. Neuroscientists have chosen a new research approach, using computer-based models to ... full story

Scientists Disprove Theory That Reconstructed Boron Surface Is Metallic

Oct. 21, 2014 — Scientific inquiry is a hit and miss proposition, subject to constant checking and rechecking. Recently, a new class of materials was discovered called topological insulators—nonmetallic materials ... full story

Immersed in Violence: How 3-D Gaming Affects Video Game Players

Oct. 21, 2014 — Playing violent video games in 3-D makes everything seem more real -- and that may have troubling consequences for players, a new study reveals. Researchers found that people who played violent video ... full story

Physicists Solve Longstanding Puzzle of How Moths Find Distant Mates

Oct. 21, 2014 — Physicists have come up with a mathematical explanation for moths' remarkable ability to find mates in the dark hundreds of meters away. The researchers said the results could also be applied widely ... full story

Quantum Holograms as Atomic Scale Memory Keepsake

Oct. 21, 2014 — A new study demonstrates that quantum holograms could be a candidate for becoming quantum information memory. Scientists have developed a theoretical model of quantum memory for light, adapting the ... full story

Driving by Pointing: pieDrive System Simplifies Controlling the Most Up-to-Date Vehicles

Oct. 21, 2014 — An increasing number of assistance systems are being designed to facilitate driving. Things are heading towards automated driving. What role does the person behind the steering wheel play? Scientists ... full story

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Bodies at Sea: Ocean Oxygen Levels May Impact Scavenger Response

Oct. 23, 2014 — An ocean's oxygen levels may play a role in the impact of marine predators on bodies when they are immersed in the sea, according to researchers, who deployed a trio of pig carcasses into Saanich ... full story

How Ferns Adapted to One of Earth's Newest and Most Extreme Environments

Oct. 23, 2014 — Ferns are believed to be 'old' plant species -- some of them lived alongside the dinosaurs, over 200 million years ago. However, a group of Andean ferns evolved much more recently: their completely ... full story

Gene That Once Aided Survival in Arctic Found to Have Negative Impact on Health Today

Oct. 23, 2014 — In individuals living in the Arctic, researchers have discovered a genetic variant that arose thousands of years ago and likely provided an evolutionary advantage for processing high-fat diets or for ... full story

Birds Roosting in Large Groups Less Likely to Contract West Nile Virus

Oct. 23, 2014 — Although it would seem logical that large numbers of roosting birds would attract more mosquitoes that carry West Nile virus and contract the disease when bitten, recent research has found the ... full story

Beetroot Beneficial for Athletes, Heart Failure Patients, Research Finds

Oct. 23, 2014 — The nitrate in beetroot targets fast-twitch muscles, increasing the blood flow to muscles that receive less oxygen, researchers report. This can increase high-intensity athletic performance and ... full story

No-Till Agriculture May Not Bring Hoped-for Boost in Global Crop Yields, Study Finds

Oct. 23, 2014 — No-till farming appears to hold promise for boosting crop yields only in dry regions, not in the cool, moist areas of the world, this study found. As the core principle of conservation agriculture, ... full story

Mature Forests Store Nitrogen in Soil: May Help Protect Waterways from Excess Nitrogen from Industry

Oct. 23, 2014 — Ecologists working in central Pennsylvania forests have found that forest top soils capture and stabilize the powerful fertilizer nitrogen quickly, within days, but release it slowly, over years to ... full story

Sex-Loving, Meat-Eating Reptiles Have Shorter Lives

Oct. 23, 2014 — The health risks and benefits of vegetarianism have long been discussed in relation to the human diet, but newly published research reveals that it’s definitely of benefit to the reptile ... full story

Chamber of Secrets: Cell Organization Influences Ability to Communicate

Oct. 23, 2014 — Cells can huddle to communicate within a restricted group, scientists have found. The study is the first demonstration that the way cells organize themselves influences their ability to communicate. ... full story

Rapid Test to Diagnose Severe Sepsis

Oct. 23, 2014 — A new test could help physicians predict within an hour if a patient will develop severe sepsis so they can begin treatment immediately. The discovery could cut back on the lengthy diagnostic time ... full story

Desert Streams: Deceptively Simple

Oct. 23, 2014 — Volatile rainstorms drive complex landscape changes in deserts, particularly in dryland channels, which are shaped by flash flooding. Paradoxically, such desert streams have surprisingly simple ... full story

Coping With Water Scarcity: Effectiveness of Water Policies Aimed at Reducing Consumption Evaluated

Oct. 23, 2014 — Southern California water agencies have turned to new pricing structures, expanded rebate programs and implemented other means to encourage their customers to reduce consumption. Some of those ... full story

Hippos-Sussita Excavation: Silent Evidence of the Earthquake of 363 CE

Oct. 23, 2014 — Silent evidence of a large earthquake in 363 CE -- the skeleton of a woman with a dove-shaped pendant -- was discovered under the tiles of a collapsed roof by archeologists from the University of ... full story

Should the Japanese Give Nuclear Power Another Chance?

Oct. 23, 2014 — On September 9, 2014, the Japan Times reported an increasing number of suicides coming from the survivors of the March 2011 disaster. In Minami Soma Hospital, which is located 23 km away from the ... full story

Wild Chimps Use Innovative Strategies to Raid Neighboring Agricultural Fields Undetected

Oct. 22, 2014 — Wild chimpanzees living in a disturbed habitat may use innovative strategies, like foraging crops at night, to coexist with nearby human ... full story

Karakoram Glacier Anomaly Resolved, a Cold Case of Climate Science

Oct. 22, 2014 — Researchers may have hit upon an answer to a climate-change puzzle that has eluded scientists for years, namely why glaciers in the Karakoram range of the Himalayas have remained stable and even ... full story

Shifting Precipitation Patterns Affect Tea Flavor, Health Compounds, Study Shows

Oct. 22, 2014 — Major antioxidant compounds that determine tea health properties and taste fell up to 50 percent during an extreme monsoon, a study concludes. The findings are based on samples taken from tea gardens ... full story

Global Consumption an Increasingly Significant Driver of Tropical Deforestation

Oct. 22, 2014 — International trade with agricultural and wood products is an increasingly important driver of tropical deforestation. More than a third of recent deforestation can be tied to production of beef, ... full story

Nanoparticle Technology Triples the Production of Biogas

Oct. 22, 2014 — BiogΰsPlus, a technology which allows increasing the production of biogas by 200% with a controlled introduction of iron oxide nanoparticles to the process of organic waste treatment, has been ... full story

Cheaper Silicon Means Cheaper Solar Cells

Oct. 22, 2014 — Researchers have pioneered a new approach to manufacturing solar cells that requires less silicon and can accommodate silicon with more impurities than is currently the standard. Those changes mean ... full story

Two Vessels from WWII Convoy Battle Off North Carolina Discovered: German U-Boat 576 and Freighter Bluefields Found Within 240 Yards

Oct. 21, 2014 — Scientists have discovered two significant vessels from World War II's Battle of the Atlantic. The German U-boat 576 and the freighter Bluefields were found approximately 30 miles off the coast of ... full story

Ancient Europeans Intolerant to Lactose for 5,000 Years After They Adopted Agriculture

Oct. 21, 2014 — By analyzing DNA from petrous bones of ancient Europeans, scientists have identified these peoples remained intolerant to lactose (natural sugar in the milk of mammals) for 5,000 years after they ... full story

Kung Fu Stegosaur: Lethal Fighters When Necessary

Oct. 21, 2014 — Stegosaurs might be portrayed as lumbering plant eaters, but they were lethal fighters when necessary, according to paleontologists who have uncovered new evidence of a casualty of stegosaurian ... full story

Secrets of Dinosaur Ecology Found in Fragile Amber

Oct. 20, 2014 — Ryan McKellar’s research sounds like it was plucked from Jurassic Park: he studies pieces of amber found buried with dinosaur skeletons. But rather than re-creating dinosaurs, he uses the tiny ... full story

Protocells and Information Strings: Self-Organizing Autocatalytic Network Created in Computer Model

Oct. 20, 2014 — Protocells are the simplest, most primitive living systems, you can think of. However, creating an artificial protocell is far from simple. One of the challenges is to create the information strings ... full story

Origins of Sex Discovered: Side-by-Side Copulation in Distant Ancestors

Oct. 20, 2014 — A palaeontologist has revealed how the intimate act of sexual intercourse first evolved in our deep distant ancestors. In one of the biggest discoveries in the evolutionary history of sexual ... full story

Roman Gladiators Ate a Mostly Vegetarian Diet and Drank a Tonic of Ashes After Training

Oct. 20, 2014 — Roman gladiators ate a mostly vegetarian diet and drank ashes after training as a tonic. These are the findings of anthropological investigations carried out on bones of warriors found during ... full story

Mummy Remains Refute Antiquity of Ankylosing Spondylitis

Oct. 20, 2014 — Ankylosing spondylitis is a systemic disease that causes inflammation in the spinal joints and was thought to have affected members of the ancient Egyptian royal families. Now a new study refutes ... full story

Gene Duplications Associated With Autism Evolved Recently in Human History

Oct. 19, 2014 — Human geneticists have discovered that a region of the genome associated with autism contains genetic variation that evolved in the last 250,000 years, after the divergence of humans from ancient ... full story

Cellular Self-Destruct Program Has Deep Roots Throughout Evolution

Oct. 16, 2014 — In what seems like a counter-intuitive move against survival, within animals, some cells are fated to die from the triggering of an elaborate cell death program, known as apoptosis. Now, researchers ... full story

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Lessons from 'Spanish Flu,' Nearly 100 Years Later

Oct. 22, 2014 — Just in time for flu season, a new study of 'the mother of all pandemics' could offer insight into infection control measures for the flu and other epidemic diseases. Researchers studied the ... full story

Criminologists Try to Solve Murder Mystery: Who Will Become a Killer?

Oct. 22, 2014 — In a study of 1,354 youths charged with serious crimes, the youths charged with homicide had lower IQs and more exposure to ... full story

No Increase in Pregnancy-Related Death for African American Women

Oct. 22, 2014 — In contrast to national trends, a study performed at a large, American hospital finds no racial difference in the risk of pregnancy-related death between African American and Caucasian women, report ... full story

Fecal Blood Test May Save More Lives Than Colonoscopy

Oct. 21, 2014 — State public health programs could screen nearly eight times as many individuals and prevent nearly twice as many CRC cases by using fecal immunochemical testing, or FIT, instead of colonoscopies, ... full story

Large Variation in Cesarean Rates Across US Hospitals

Oct. 21, 2014 — Cesarean delivery is the most common inpatient surgery in the United States. US cesarean rates increased from 20.7% in 1996 to 32.9% in 2009 but have since stabilized, with 1.3 million American women ... full story

In Disease Outbreak Management, Flexibility Can Save Lives, Money

Oct. 21, 2014 — A new, more flexible, approach for responding to and managing disease outbreaks has been developed that could save many lives and millions of dollars. The approach, called 'adaptive management,' ... full story

Impressions Shaped by Facial Appearance Foster Biased Decisions

Oct. 21, 2014 — Research in recent years has shown that people associate specific facial traits with an individual's personality. People consistently associate trustworthiness, competence, dominance, and ... full story

Research Highlights Extent, Effects of School Violence in U.S.

Oct. 21, 2014 — Six percent of U.S. children and youth missed a day of school over the course of a year because they were the victim of violence or abuse at school. "This study really highlights the way school ... full story

Rising Above the Risk: America's First Tsunami Refuge

Oct. 21, 2014 — Washington's coast is so close to the seismically active Cascadia Subduction Zone that if a megathrust earthquake were to occur, a tsunami would hit the Washington shoreline in just 25 minutes. One ... full story

First Driverless Vehicles for Public Launched in Singapore

Oct. 21, 2014 — For the first time, two SMART-NUS enhanced driverless buggies to ferry passengers, free-of-charge, around Chinese and Japanese Gardens, as part of the Smart and Connected Jurong Lake District Pilots ... full story

Recognizing Emotion in Text :-S the Business Benefits :-)

Oct. 21, 2014 — Researchers have advanced the field of affective computing -- the creation of computer systems that recognize, express and process human emotions -- by proposing a new way to recognize emotion in ... full story

Helping Outdoor Workers Reduce Skin Cancer Risk

Oct. 14, 2014 — Skin cancer is one of the biggest fears for one in two outdoor workers, and when the boss and staff work together the sun safe message gets through, a study has ... full story

Scientists Identify Method of Eradicating Harmful Impacts from Manufacturing Process

Oct. 8, 2014 — A novel technique for applying high-quality finishes in engineering industries could reduce the human and environmental impact by up to 98 percent, scientists ... full story

Private Telephone Conversations: Dynamic Encryption Keeps Secrets

Oct. 7, 2014 — Scientists have invented a new way to encrypt telephone conversations that makes it very difficult to ‘eavesdrop’. The invention can help to curb industrial ... full story

What Makes a Song Sing? Backup Singers

Sep. 29, 2014 — What made Michael Jackson’s “Billie Jean” a No. 1 hit on Billboard’s Hot 100 in 1983, and other songs, like Madonna’s 1999 “Nothing Really Matters,” flounder at 90 or below? New ... full story

Job Loss Fears May Boost First-Time Asthma Risk

Sep. 22, 2014 — Job loss fears may boost the risk of developing asthma for the first time, indicates research. The findings back up other epidemiological studies pointing to a link between the development of asthma ... full story

Burnout Caused by More Than Just Job Stress

Sep. 16, 2014 — Impossible deadlines, demanding bosses, abusive colleagues, unpaid overtime: all factors that can lead to a burnout. But when it comes to mental health in the workplace, the influence of home life ... full story

Gray Matter Matters When Measuring Risk Tolerance: May Explain Why Risk Tolerance Decreases With Age

Sep. 12, 2014 — The gray matter volume of a region in the right posterior parietal cortex is significantly predictive of individual risk attitudes, new research has found. Using a whole-brain analysis, scientists ... full story

Illegal Land Clearing for Commercial Agriculture Responsible for Half of Tropical Deforestation

Sep. 10, 2014 — A comprehensive new analysis says that nearly half of all recent tropical deforestation is the result of illegal clearing for commercial agriculture. The study also finds that the majority of this ... full story

Working During Depression Can Offer Health Benefits to Employees

Sep. 10, 2014 — Attending work while suffering a depressive illness could help employees better manage their depression more than taking a sickness absence from work, a new study has found. The study is the first ... full story

Mental Rest and Reflection Boost Learning, Study Suggests

Oct. 20, 2014 — A new study, which may have implications for approaches to education, finds that brain mechanisms engaged when people allow their minds to rest and reflect on things they've learned before may boost ... full story

Myth-Conceptions: How Myths About the Brain Are Hampering Teaching

Oct. 16, 2014 — Myths about the brain are common among teachers worldwide and are hampering teaching, according to new research. The report highlights several areas where new findings from neuroscience are becoming ... full story

More Physical Activity Improved School Performance in Swedish Study

Oct. 14, 2014 — Just two hours of extra physical activity each week can improve school performance, researchers report. This has been shown by a study of approximately 2,000 ... full story

Trying to Fool a Kindergartner? Not So Fast

Oct. 8, 2014 — A new study shows that by the age of five, children become wary of information provided by people who make overly confident ... full story

Why Is Educational Achievement Heritable?

Oct. 6, 2014 — The high heritability of exam grades reflects many genetically influenced traits such as personality, behavior problems, and self-efficacy and not just intelligence. The study looked at 13,306 twins ... full story

Kids' Oral Language Skills Can Predict Future Writing Difficulties

Oct. 6, 2014 — Children's future writing difficulties can be identified before they even learn how to begin writing, according to a new study. The research data also contradicts the popular belief that bilingualism ... full story

How Curiosity Changes the Brain to Enhance Learning

Oct. 2, 2014 — The more curious we are about a topic, the easier it is to learn information about that topic. New research provides insights into what happens in our brains when curiosity is piqued. The findings ... full story

After-School Exercise Program Enhances Cognition in 7-, 8 And 9-Year-Olds

Sep. 29, 2014 — A nine-month-long, randomized controlled trial involving 221 prepubescent children found that those who engaged in moderate-to-vigorous physical activity for at least 60 minutes a day after school ... full story

Secret to Raising Well Behaved Teens? Maximize Their Zzzzz's

Sep. 26, 2014 — While American pediatricians warn sleep deprivation can stack the deck against teenagers, a new study reveals youth’s irritability and laziness aren’t down to attitude problems but lack of sleep. ... full story

False Memories Could Be a Side-Effect of Human Ability to Learn Rules

Sep. 24, 2014 — Our tendency to create false memories could be related to our ability to learn rules according to new research. New research suggests that individuals who are particularly good at learning rules and ... full story

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