Today's Science News

Wednesday, November 26, 2014

Featured Research

from universities, journals, and other organizations

Enabling Biocircuits: New Device Could Make Large Biological Circuits Practical

Nov. 24, 2014 — Researchers have made great progress in recent years in the design and creation of biological circuits -- systems that, like electronic circuits, can take a number of different inputs and deliver a ... full story

Turtles and Dinosaurs: Scientists Solve Reptile Mysteries With Landmark Study on the Evolution of Turtles

Nov. 24, 2014 — A team of scientists has reconstructed a detailed 'tree of life' for turtles. Next generation sequencing technologies have generated unprecedented amounts of genetic information for a ... full story

Deep-Earth Carbon Offers Clues on Origin of Life: New Organic Carbon Species Linked to Formation of Diamonds -- And Life Itself

Nov. 20, 2014 — Scientists reveal details about carbon deep beneath Earth’s surface and suggest ways it might have influenced the history of life on the ... full story

Imagination, Reality Flow in Opposite Directions in the Brain

Nov. 20, 2014 — As real as that daydream may seem, its path through your brain runs opposite reality. Aiming to discern discrete neural circuits, researchers have tracked electrical activity in the brains of people ... full story

Geologists Discover Ancient Buried Canyon in South Tibet

Nov. 20, 2014 — Scientists have discovered an ancient, deep canyon buried along the Yarlung Tsangpo River in south Tibet, north of the eastern end of the Himalayas. The geologists say that the ancient canyon -- ... full story

New Evidence of Ancient Rock Art Across Southeast Asia

Nov. 26, 2014 — Research on the oldest surviving rock art of Southeast Asia shows the region's first people brought with them a rich art practice. These earliest people skilfully produced paintings of animals ... full story

Bioengineering Study Finds Two-Cell Mouse Embryos Already 'Talking' About Their Future

Nov. 26, 2014 — Bioengineers have discovered that mouse embryos are contemplating their cellular fates in the earliest stages after fertilization when the embryo has only two to four cells, a discovery that could ... full story

'Scary' Centipede's Genes Reveal How Life Evolved on Our Planet

Nov. 25, 2014 — Centipedes, those many-legged creatures that startle us in our homes and gardens, have been genetically sequenced for the first time. An international team of over 100 scientists today reveals how ... full story

Trojan Horse Tactic Gives Parasites Edge Over Immune Systems

Nov. 25, 2014 — Parasites use Trojan horse subterfuge to suppress the immunity of their victims when causing infection, according to a study. Scientists have shown that parasites are able to secrete tiny sealed ... full story

Gene Discovered That Reduces Risk of Stroke

Nov. 25, 2014 — A gene that protects people against one of the major causes of stroke in young and middle-aged adults has been discovered, and researchers say that it could hold the key to new ... full story

Novel Theory Connects Mothers to Childhood Obesity: Evolution Is the Cause, and Moms Are the Cure

Nov. 17, 2014 — A theory that suggests a mother’s activity and metabolism can influence her child’s likelihood of being obese has been published by a researcher. Obesity has more than doubled in children and ... full story

Boy Moms More Social in Chimpanzees: Watching Adult Males in Action May Help Youngsters Prepare

Nov. 24, 2014 — Four decades of chimpanzee observations reveals the mothers of sons are 25 percent more social than the mothers of daughters, spending about two hours more per day with other chimpanzees than the ... full story

Babies Remember Nothing but a Good Time, Study Says

Nov. 24, 2014 — Researchers performed memory tests with 5-month-old babies, and found that the babies better remembered shapes that were introduced with happy voices and faces. Past studies have shown that babies ... full story

Avoiding Ecosystem Collapse: Experts Weigh in

Nov. 24, 2014 — From coral reefs to prairie grasslands, some of the world's most iconic habitats are susceptible to sudden collapse due to seemingly minor events. A classic example: the decimation of kelp ... full story

Underwater Robot Sheds New Light on Thick, Deformed, Antarctic Sea Ice

Nov. 24, 2014 — The first detailed, high-resolution 3-D maps of Antarctic sea ice have been developed using an underwater robot. Scientists say the new technology provides accurate ice thickness measurements from ... full story

Featured Videos

from AP, Reuters, AFP, and other news services

Ruins Thought To Be Port Actually Buried Greek City

Ruins Thought To Be Port Actually Buried Greek City

Newsy (Nov. 24, 2014) — Media is calling it an "underwater Pompeii." Researchers have found ruins off the coast of Delos. Video provided by Newsy
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Amphipolis Tomb Architraves Reveal Faces

Amphipolis Tomb Architraves Reveal Faces

AFP (Nov. 22, 2014) — Faces in an area of mosaics is the latest find by archaeologists at a recently discovered tomb dating back to fourth century BC and the time of Alexander the Great in Greece. Duration: 01:05 Video provided by AFP
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5 Hot Months, 1 Warm Year And All The Arguments To Follow

5 Hot Months, 1 Warm Year And All The Arguments To Follow

Newsy (Nov. 21, 2014) — The NOAA released statistics Thursday showing October was the fifth month this year with record temps and 2014 will likely be the hottest on record. Video provided by Newsy
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Your Complicated Job Might Keep Your Brain Young

Your Complicated Job Might Keep Your Brain Young

Newsy (Nov. 20, 2014) — Researchers at the University of Edinburgh found the more complex your job is, the sharper your cognitive skills will likely be as you age. Video provided by Newsy
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last updated on 2014-11-26 at 12:58 pm EST

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New Guide to Genetic Jungle of Muscles Can Help Health Research

Nov. 26, 2014 — A comprehensive overview of how tens of thousands of genes interact in relation to the behavior of muscles has been developed by scientists. At the same time, they have developed a guide to the ... full story

How a Common Antacid Could Lead to Cheaper Anti-Cancer Drugs

Nov. 26, 2014 — A cheap answer to anti-cancer medication may be in your medicine cabinet. Cimetidine treats indigestion by blocking histamine receptors in the gut, which decreases the production of gastric acid. It ... full story

Minimally Invasive Disc Surgery Is a Pain in the Neck

Nov. 26, 2014 — In comparison with open surgery, while minimally invasive surgery for cervical or lumbar discectomy may speed up recovery and reduce post-operative pain, it does not improve long-term function or ... full story

Study Unlocks Basis of Key Immune Protein's Two-Faced Role

Nov. 26, 2014 — A long sought-after partner for a key immune protein, called TIM-3, that helps explain its two-faced role in the immune system has been discovered by researchers. The interest in TIM-3 as a drug ... full story

Isolation of Important Centres in Brain Results in Age-Related Memory Deficits

Nov. 26, 2014 — Poor memory among the elderly can be explained by regions in the hippocampus complex, an important part of the brain, becoming more co-active during rest, thereby interacting less efficiently with ... full story

Glassy Protein Solution May Cause Eyesight Deterioration

Nov. 26, 2014 — Long-sightedness caused by age could be due to proteins in the lens of the eye that are converted from a fluid solution to a solid, glassy state, researchers have found. Around the age of 40-50, many ... full story

New Test to Measure HDL Cholesterol Can Predict Cardiovascular Risk

Nov. 26, 2014 — Changes to the "good cholesterol" HDL (High-Density Lipoprotein) can be associated with cardiovascular diseases, researchers report. By developing a new laboratory test, scientists have demonstrated ... full story

New Measuring System to Objectively Ascertain Level of Fatigue in Physicians Through Eye Movement

Nov. 26, 2014 — It is possible to establish in an objective way the level of fatigue in physicians after long shifts through their eye movement, according to an international team of scientists that has demonstrated ... full story

Efficacy of New Drug Against Stem Cells That Provoke Onset, Growth of Cancer, Metastasis

Nov. 26, 2014 — An team of researchers has demonstrated the efficacy of a new drug against cancerogenic stem cells, which cause the onset and development of cancer, of relapse after chemotherapy and metastasis. This ... full story

Why Do People With Autism See Faces Differently?

Nov. 26, 2014 — The way people with autism spectrum disorder (ASD) gather information – not the judgement process itself – might explain why they gain different perceptions from peoples’ faces, according to a ... full story

Elderly Brains Learn, but Maybe Too Much

Nov. 26, 2014 — Learning requires both mental flexibility, or 'plasticity,' and stability. A new study finds that in learning a visual task, older people exhibited a surprising degree of plasticity, but had trouble ... full story

Brain Researchers Pinpoint Gateway to Human Memory

Nov. 26, 2014 — An international team of researchers has successfully determined the location, where memories are generated with a level of precision never achieved before. To this end the scientists used a ... full story

Prehistoric Conflict Hastened Human Brain's Capacity for Collaboration

Nov. 26, 2014 — Warfare not only hastened human technological progress and vast social and political changes, but may have greatly contributed to the evolutionary emergence of humans' high intelligence and ability ... full story

Pleasure at Another's Misfortune Is Evident in Children as Young as Two

Nov. 26, 2014 — Even very young children will show signs of schadenfreude when an inequitable situation is rectified. Until now, researchers believed that children didn't develop such a sophisticated emotion until ... full story

How Various Brain Areas Interact in Decisions

Nov. 26, 2014 — Our decisions can be pictured in the brain, and now scientists have been able to show in a recent study which areas are most active in decision making. Often the so-called prefrontal cortex not only ... full story

Diagnosing Deafness Early Will Help Teenagers' Reading Development

Nov. 25, 2014 — Deaf teenagers have better reading skills if they were identified as deaf by the time they were nine months old, research has shown. The research team has been studying the development of a group of ... full story

Protein Elevated in Blood Predicts Post-Concussion Symptom Severity in Professional Athletes

Nov. 25, 2014 — Elevated levels in the blood of the brain-enriched protein calpain-cleaved ±II-spectrin N-terminal fragment, known as SNTF, shortly after sports-related concussion can predict the severity of ... full story

Mere Expectation of Treatment Can Improve Brain Activity in Parkinson's Patients

Nov. 25, 2014 — Learning-related brain activity in Parkinson's patients improves as much in response to a placebo treatment as to real medication, according to a new study. "The findings highlight the power of ... full story

Obstructive Sleep Apnea Treatments May Reduce Depressive Symptoms

Nov. 25, 2014 — Treatment for obstructive sleep apnea with continuous positive airway pressure or mandibular advancement devices can lead to modest improvements in depressive symptoms, according to a ... full story

Athletes' Testosterone Surges Not Tied to Winning, Study Finds

Nov. 25, 2014 — A higher surge of testosterone in competition, the so-called 'winner effect,' is not actually related to winning, suggests a new study of intercollegiate cross country ... full story

New Study Examines Effect of Timing of Folic Acid Supplementation During Pregnancy

Nov. 25, 2014 — Taking folic acid before conception significantly reduces the risk of small for gestational age at birth, suggests a new study. Folic acid supplementation has already been shown to reduce the risk of ... full story

Does a Yogurt a Day Keep Diabetes Away?

Nov. 25, 2014 — A high intake of yogurt has been found to be associated with a lower risk of developing type 2 diabetes, according to research. This highlights the importance of having yogurt as part of a healthy ... full story

Problem Gambling, Personality Disorders Often Go Hand in Hand

Nov. 25, 2014 — The treatment of people who cannot keep their gambling habits in check is often complicated because they also tend to suffer from personality disorders. Problem gambling creates a multitude of ... full story

Two Studies, 2 Editorials Put Focus on School Breakfasts, Lunches

Nov. 24, 2014 — Schools offering Breakfast in the Classroom (BIC) had higher participation in the national school breakfast program and attendance, but math and reading achievement did not differ between schools ... full story

Selenium Compounds Boost Immune System to Fight Against Cancer

Nov. 24, 2014 — Cancer types such as melanoma, prostate cancer and certain types of leukemia weaken the body by over-activating the natural immune system. Researchers have now demonstrated that selenium -- naturally ... full story

Teens Prescribed Anxiety, Sleep Medications Likelier to Illegally Abuse Them Later

Nov. 24, 2014 — The medical community may be inadvertently creating a new generation of illegal, recreational drug users by prescribing anti-anxiety or sleep medications to teenagers, say ... full story

Declining Loneliness Among American Teenagers

Nov. 24, 2014 — In an effort to study the societal trend of loneliness, researchers conducted an analysis of data on high school and college students in the United States, and come up with some encouraging ... full story

Longer Work Hours for Moms Mean Less Sleep, Higher BMIs for Preschoolers

Nov. 20, 2014 — A link between moms' employment and overweight/obesity in preschoolers has been found by researchers. The study investigated links between mothers' employment status and their children's weight over ... full story

Jogging Keeps You Young: Seniors Who Run Regularly Can Walk as Efficiently as 20-Somethings

Nov. 20, 2014 — A new study is shedding light on an unexpected benefit of jogging in older adults. The study looked at adults over the age of 65 -- some of whom walk for exercise and some who run for exercise. The ... full story

Dominant People Can Be Surprisingly Social

Nov. 20, 2014 — In contrast to the lay stereotype, dominant people prove to be avid social learners, just like dominant individuals in the animal kingdom. Neuroscientists show this with a complex decision-making ... full story

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An 'Eel-Lectrifying' Future for Autonomous Underwater Robots

Nov. 26, 2014 — Scientists have developed and built a prototype for an eel-like robotic fish to be operable remotely, small, sophisticated and intelligent enough to operate autonomously underwater. A new form of ... full story

The Mysterious 'Action at a Distance' Between Liquid Containers

Nov. 26, 2014 — For several years, it has been known that superfluid helium housed in reservoirs located next to each other acts collectively, even when the channels connecting the reservoirs are too narrow and too ... full story

Particles, Waves and Ants

Nov. 26, 2014 — Particles or waves traveling through disordered media are scattered at small impurities. Surprisingly, the density of these impurities does not affect the overall dwell time the particle -- or wave ... full story

Protons Fuel Graphene Prospects

Nov. 26, 2014 — Graphene, impermeable to all gases and liquids, can easily allow protons to pass through it researchers have ... full story

Global Quantum Communications: No Longer the Stuff of Fiction?

Nov. 26, 2014 — Neither quantum computers nor quantum cryptography will become prevalent technologies without memory systems able to manipulate quantum information easily and effectively. Scientists have recently ... full story

Classical Enzymatic Theory Revised by Including Water Motions

Nov. 26, 2014 — Enzymes are macromolecular biological catalysists that lead most of chemical reactions in living organisms. The main focus of enzymology lies on enzymes themselves, whereas the role of water motions ... full story

Van Der Waals Force Re-Measured: Physicists Verified Nonlinear Increase With Growing Molecular Size

Nov. 26, 2014 — Van der Waals forces act like a sort of quantum glue on all types of matter. Using a new measuring technique, scientists experimentally determined for the first time all of the key details of how ... full story

'Giant' Charge Density Disturbances Discovered in Nanomaterials

Nov. 26, 2014 — In metals such as copper or aluminium, so-called conduction electrons are able to move around freely, in the same way as particles in a gas or a liquid. If, however, impurities are implanted into the ... full story

Geoengineering Our Climate Is Not a 'Quick Fix'

Nov. 25, 2014 — The deliberate, large-scale intervention in the Earth's climate system is not a "quick fix" for global warming, according to new ... full story

Researchers Develop Efficient Method to Produce Nanoporous Metals

Nov. 25, 2014 — Nanoporous metals -- foam-like materials that have some degree of air vacuum in their structure -- have a wide range of applications because of their superior ... full story

A Colorful Gathering of Middle-Aged Stars

Nov. 26, 2014 — The MPG/ESO 2.2-metre telescope at ESO’s La Silla Observatory in Chile has captured a richly colorful view of the bright star cluster NGC 3532. Some of the stars still shine with a hot bluish ... full story

Converting Human-Generated Waste Into Fuel in Space

Nov. 25, 2014 — Who would've known human waste could be used to propel spacecraft from the moon back to Earth? Researchers responded to the call from NASA and came up with a process to convert waste to methane and ... full story

Espresso in Space: You Knew It Was Only a Matter of Time Before Espresso Made Its Way to the International Space Station, Right?

Nov. 25, 2014 — Espresso-loving astronauts, rejoice! You may soon be able to enjoy your beloved beverage in space, thanks to a new cup designed specifically to defy the low-gravity environments encountered aboard ... full story

Asteroid Impacts on Earth Make Structurally Bizarre Diamonds

Nov. 24, 2014 — Scientists have settled a longstanding controversy over a purported rare form of diamond called lonsdaleite -- a type of diamond formed by impact shock, but which lacks the three-dimensional ... full story

Gas Cloud in the Galactic Center Is Part of a Larger Gas Streamer

Nov. 24, 2014 — Astronomers have presented new observations of the gas cloud G2 in the galactic center originally discovered in 2011. These data are in remarkably good agreement with an on-going tidal disruption. As ... full story

Molecules That Came in Handy for First Life on Earth

Nov. 24, 2014 — For the first time, chemists have successfully produced amino acid-like molecules that all have the same ‘handedness’, from simple building blocks and in a single test tube. Could this be how ... full story

How to Estimate the Magnetic Field of an Exoplanet

Nov. 20, 2014 — Scientists developed a new method which allows to estimate the magnetic field of a distant exoplanet, i.e., a planet, which is located outside the Solar system and orbits a different star. Moreover, ... full story

It's Filamentary: How Galaxies Evolve in the Cosmic Web

Nov. 20, 2014 — How do galaxies like our Milky Way form, and just how do they evolve? Are galaxies affected by their surrounding environment? Astronomers now propose some answers. The researchers highlight the role ... full story

Riddle of the Missing Stars: Hubble Observations Cast Further Doubt on How Globular Clusters Formed

Nov. 20, 2014 — Thanks to the NASA/ESA Hubble Space Telescope, some of the most mysterious cosmic residents have just become even more puzzling. New observations of globular clusters in a small galaxy show they are ... full story

Unravelling the Mystery of Gamma-Ray Bursts With Kilometer-Scale Microphones

Nov. 20, 2014 — A team of scientists hopes to trace the origins of gamma-ray bursts with the aid of giant space ‘microphones’. It's hoped the kilometer-scale microphones will detect gravitational waves created ... full story

E-Health Records Used to Search for Hidden Drug Benefits

Nov. 25, 2014 — With research and development costs for many drugs reaching well into the billions, pharmaceutical companies want more than ever to determine whether their drugs already at market have any hidden ... full story

Barriers to Public Health Data-Sharing; Life-Saving Solutions

Nov. 25, 2014 — Barriers to the sharing of public health data hamper decision-making efforts on local, national and global levels, and stymie attempts to contain emerging global health threats, an international team ... full story

Breakthrough in Flexible Electronics Enabled by Inorganic-Based Laser Lift-Off

Nov. 25, 2014 — Engineers have developed an easier methodology to make high performance flexible electronics by using the Inorganic-based Laser Lift-off (ILLO), which enables nanoscale processes for high density ... full story

Bitcoin, Virtual Money: User's Identity Can Be Revealed Much Easier Than Thought

Nov. 25, 2014 — Bitcoin is the new money: minted and exchanged on the Internet. Faster and cheaper than a bank, the service is attracting attention from all over the world. But a big question remains: are the ... full story

How Does the Brain React to Virtual Reality? Completely Different Pattern of Activity in Brain

Nov. 24, 2014 — Neurophysicists studying a key brain region where Alzheimer's disease begins have discovered how the brain processes virtual reality. 'The pattern of activity in a brain region involved in spatial ... full story

Physicists and Chemists Work to Improve Digital Memory Technology

Nov. 24, 2014 — Researchers are studying graphene and ammonia to develop high-speed, high-capacity random access memory. The team engineered and tested improvements in the performance of a memory structure known as ... full story

Cell's Skeleton Is Never Still

Nov. 24, 2014 — Computer models show how microtubules age. The models reported by researchers help explain the dynamic instability seen in microtubules, essential elements in cells' ... full story

End to End 5G for Super, Superfast Mobile

Nov. 24, 2014 — Computer scientists are investigating how software-defined cellular networking might be used to give smart phone users the next generation of super-superfast broadband, ... full story

Study Supports Free 'Super WiFi'

Nov. 24, 2014 — The need for the wireless transfer of data will increase significantly in the coming years. Scientists therefore propose to turn some of the TV frequencies that will become free into common property ... full story

How the Hummingbird Achieves Its Aerobatic Feats

Nov. 21, 2014 — Although hummingbirds are much larger and stir up the air more violently as they move, the way that they fly is more closely related to flying insects than it is to other birds. Now, the most ... full story

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Amazonian Shrimps: An Underwater World Still Unknown

Nov. 26, 2014 — A study reveals how little we know about the Amazonian diversity. Aiming to resolve a scientific debate about the validity of two species of freshwater shrimp described in the first half of the last ... full story

Protecting Rainforest Through Agriculture, Forestry

Nov. 26, 2014 — Conservationists are always looking for ways to halt the pace of deforestation in tropical rainforests. One approach involves recultivating abandoned agricultural land. Working in the mountainous ... full story

Drivers of Sexual Traits: Age and a Whole Lot More

Nov. 26, 2014 — Many male animals have multiple displays and behaviors to attract females; and often the larger or greater the better. Understanding what has driven the evolution of these traits is an important ... full story

Hydrothermal Settlers: Barnacle Holds Clues About How Climate Change Is Affecting the Deep Ocean

Nov. 26, 2014 — The deep ocean seems so remote that it is difficult to imagine any sort of human-generated change making an impact on deep-sea life. It is even more difficult to collect or examine evidence from the ... full story

A Warming World May Spell Bad News for Honey Bees

Nov. 25, 2014 — A bee parasites from exotic climates threatens UK bees. Research predicts that an exotic gut parasite could cause increasing damage to UK bees as climates ... full story

Endangered Hammerhead Shark Found Migrating Into Unprotected Waters

Nov. 25, 2014 — The precise movements of a young hammerhead shark have been tracked for the first time, scientists report. The study, which ran over a 10-month period, reveals important gaps in current efforts to ... full story

Female Color Perception Affects Evolution of Male Plumage in Birds

Nov. 25, 2014 — The expression of a gene involved in female birds' color vision is linked to the evolution of colorful plumage in males, reports a new study. The findings confirm the essential role of female color ... full story

Endangered Species Success: Idaho Salmon Regaining Fitness Advantage

Nov. 25, 2014 — Once on the brink of extinction with only a few fish remaining, Snake River sockeye salmon are regaining the fitness they need to rebuild wild populations. A new analysis shows that naturally spawned ... full story

Physicists Bind Single-Atom Sheets With the Same Force Geckos Use to Climb Walls

Nov. 25, 2014 — The approach is to design synergistic materials by combining two single-atom thick sheets, for example, that act as a photovoltaic cell as well as a light-emitting diode, converting energy between ... full story

Vegetable Oil Ingredient Key to Destroying Gastric Disease Bacteria

Nov. 25, 2014 — The bacterium Helicobacter pylori is strongly associated with gastric ulcers and cancer. To combat the infection, researchers developed LipoLLA, a therapeutic nanoparticle that contains linolenic ... full story

Mining Can Damage Fish Habitats Far Downstream, Study Shows

Nov. 25, 2014 — Anglers across the nation wondering why luck at their favorite fishing spot seems to have dried up may have a surprising culprit: a mine miles away, even in a different state. Scientists have taken a ... full story

Blu-Ray Disc Can Be Used to Improve Solar Cell Performance

Nov. 25, 2014 — Who knew about Blu-ray discs? One of the best ways to store high-definition movies and television shows because of their high-density data storage, Blu-ray discs also improve the performance of solar ... full story

New Plastic That Disappears When You Want It to

Nov. 25, 2014 — Plastic populates our world through everything from electronics to packaging and vehicles. Once discarded, it resides almost permanently in landfills and oceans. A new discovery holds scientific ... full story

Circumstances Are Right for Weed Invasion to Escalate, Researchers Say

Nov. 25, 2014 — What some farmers grow as pasture plants others view as weeds. But with the need to cheaply feed food animals rising, circumstances are right for the weed invasion to ... full story

Researchers Find Way to Turn Sawdust Into Gasoline

Nov. 25, 2014 — Researchers have successfully converted sawdust into building blocks for gasoline. Using a new chemical process, they were able to convert the cellulose in sawdust into hydrocarbon chains. These ... full story

El Niρo Stunts Children's Growth in Peru

Nov. 25, 2014 — Extreme weather events, such as El Niρo, can have long-lasting effects on health, according to research. The study, in coastal Peru, shows that children born during and after the 1997-98 El Niρo ... full story

Small Modifications to Tractor-Trailers Could Save Billions of Gallons of Gasoline Each Year

Nov. 25, 2014 — Each year, the more than 2 million tractor-trailer trucks that cruise America's highways consume about 36 billion gallons of diesel fuel, representing more than 10 percent of the nation's entire ... full story

Conserving Soil, Water in World's Driest Wheat Region

Nov. 24, 2014 — In the world's driest rainfed wheat region, researchers have identified summer fallow management practices that can make all the difference for farmers, water and soil conservation, and air quality. ... full story

CT Scans of Coral Skeletons Reveal Ocean Acidity Increases Reef Erosion

Nov. 24, 2014 — For coral reefs to persist, rates of reef construction must exceed reef breakdown. Prior research has largely focused on the negative impacts of ocean acidification on reef growth, but new research ... full story

Biology Trumps Chemistry in Open Ocean: How Phytoplankton Assimilate Limited Concentrations of Phosphorus

Nov. 24, 2014 — Scientists laid out a new framework based on in situ observations that will allow them to describe and understand how phytoplankton assimilate limited concentrations of phosphorus, a key nutrient, in ... full story

The Physics of Artist Jackson Pollock

Nov. 24, 2014 — Jackson Pollock, one of the greatest American artists of the 20th century, revolutionized abstract expressionist painting in the mid-20th century with his unique "drip" technique -- masterpieces of ... full story

Flower Links Civil War, Natural History and 'the Blood of Heroes'

Nov. 24, 2014 — On August 14, 1864, in a Union Army camp in Georgia, a captain from Wisconsin plucked a plant, pressed it onto a sheet of paper, wrote a letter describing the plant as "certainly the most interesting ... full story

Legendary Snowmastodon Fossil Site in Colorado

Nov. 24, 2014 — Four years ago, a bulldozer turned over some bones at Ziegler Reservoir near Snowmass Village, Colorado. Scientists were called to the scene and confirmed the bones were those of a Columbian mammoth, ... full story

Breaking With Tradition: 'Personal Touch' Is Key to Cultural Preservation

Nov. 24, 2014 — 'Memes' transfer cultural information like rituals in much the way that genes inherit biological properties. Now a study provides insight into the building blocks of cultural replication and the ... full story

People Ate Mammoth; Dogs Got Reindeer

Nov. 24, 2014 — Biogeologists have shown how Gravettian people shared their food 30,000 years ago. Around 30,000 years ago Predmosti was inhabited by people of the pan-European Gravettian culture, who used the bones ... full story

Dizzying Heights: Prehistoric Farming on the 'Roof of the World'

Nov. 20, 2014 — Archaeological findings pose questions about genetic resistance in humans to altitude sickness and genetic response in crop plants to flowering times and ultraviolet radiation tolerance. ... full story

Darwin 2.0: New Theory on Speciation, Diversity

Nov. 20, 2014 — It has long been thought that dramatic changes in a landscape like the formation of the Andes Mountain range or the Amazon River is the main driver that initiates species to diverge. However, a ... full story

Permafrost Soil: Possible Source of Abrupt Rise in Greenhouse Gases at End of Last Ice Age

Nov. 20, 2014 — Scientists have identified a possible source of carbon dioxide and other greenhouse gases that were abruptly released to the atmosphere in large quantities around 14,600 years ... full story

Laser from a Plane Discovers Roman Goldmines in Spain

Nov. 20, 2014 — Hidden under the vegetation and crops of the Eria Valley, in Leσn (Spain), there is a gold mining network created by the Romans two thousand years ago, as well as complex hydraulic works, such as ... full story

Out of India: Finding the Origins of Horses, Rhinos

Nov. 20, 2014 — Working at the edge of a coal mine in India, a team of researchers has filled in a major gap in science’s understanding of the evolution of a group of animals that includes horses and rhinos. That ... full story

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Overweight, Obesity Linked to Nearly 500,000 New Cancers in 2012 Worldwide

Nov. 25, 2014 — Researchers estimate that a quarter of all obesity-related cancers in 2012 were attributable to the rising average body mass index (BMI) in the population since 1982, and were therefore ... full story

Wide Gulf in Cancer Survival Between Countries, Most Comprehensive Global Study to Date Shows

Nov. 25, 2014 — Five-year survival estimates have been published for 25.7 million cancer patients diagnosed with one of 10 common cancers and 75,000 children diagnosed with acute lymphoblastic leukemia between 1995 ... full story

Patients at Emergency Departments Regarded as 'Symptoms,' Researcher Says

Nov. 25, 2014 — The healthcare work of providing care at Emergency departments is medicalized and result-driven. As a consequence of this, patients are regarded as “symptoms”, and are shunted around the ... full story

Study Maps How City Neighborhoods Affect Diabetes Risk

Nov. 25, 2014 — Public health researchers in Philadelphia looked at how neighborhood and community-level factors -- not just individual factors like diet, exercise and education -- influence people's diabetes risk. ... full story

Preconception Care for Diabetic Women Could Potentially Save $5.5 Billion

Nov. 24, 2014 — Pregnant women with diabetes are at an increased risk for many adverse birth outcomes. Preconception care (PCC) can significantly lower these risks by helping pregnant mothers with diabetes control ... full story

Provider-Focused Intervention Improves HPV Vaccination Rates

Nov. 24, 2014 — Changing the way doctors practice medicine is difficult, however a new study has shown that combining traditional education with quality improvement and incentives improves Human Papilloma virus ... full story

Italian Natural History Museums on the Verge of Collapse?

Nov. 24, 2014 — Are Italian natural history museums on the verge of collapse? A new study points out that these institutions are facing a critical situation and proposes an innovative solution in the face of a ... full story

Global Warming Skeptics Unmoved by Extreme Weather

Nov. 24, 2014 — What will it take to convince skeptics of global warming that the phenomenon is real? Surely, many scientists believe, enough droughts, floods and heat waves will begin to change minds. But a new ... full story

Threats of Terrorism Perceived Differently Depending on Identification Within a Group

Nov. 24, 2014 — People who see their group as more homogenous -- for instance, the more one thinks Americans are similar to each other -- are less likely to be influenced by external terrorist threat alerts, ... full story

Next-Door Leopards: First GPS-Collar Study Reveals How Leopards Live With People

Nov. 21, 2014 — In the first-ever GPS-based study of leopards in India, biologists have delved into the secret lives of these big cats, and recorded their strategies to thrive in human-dominated ... full story

Job Authority Increases Depression Symptoms in Women, Decreases Them in Men

Nov. 20, 2014 — Having job authority increases symptoms of depression among women, but decreases them among men, a new study has ... full story

It Pays to Have an Eye for Emotions

Nov. 19, 2014 — Attending to and caring about the emotions of employees and colleagues – that's for wimps, not for tough businesspeople and efficient performers, right? Wrong! An extensive international study has ... full story

Verbal Abuse in the Workplace: Are Men or Women Most at Risk?

Nov. 18, 2014 — There is no significant difference in the prevalence of verbal abuse in the workplace between men and women, according to a systematic review of the literature. Verbal abuse is the most common form ... full story

Working Night Shift Burns Less Energy, Increases Risk of Weight Gain

Nov. 17, 2014 — People who work the night shift are likely burning less energy during a 24-hour period than those on a normal schedule, increasing their risk for weight gain and obesity, according to a new ... full story

Businesses Can Help Preserve Endangered Species With Small Landscape Changes

Nov. 17, 2014 — Businesses can contribute to raptor preservation efforts by engaging in less development of lawn areas and increased planting or preservation of native grasslands and woodlots. As more businesses are ... full story

Model for Evaluating Product-Recommendation Algorithms Suggests That Trial and Error Get It Right

Nov. 14, 2014 — A model for evaluating product-recommendation algorithms suggests that trial and error get it right. Researchers will present a paper that applies their model to the recommendation engines that are ... full story

Obesity-Related Work Absences Are 'Financial Drain' for States

Nov. 13, 2014 — Obese workers miss more work days, and those absences carry high costs at the state and national level, according to a study. "Obesity-attributable absenteeism among American workers costs the nation ... full story

Disease Could Cost Black Walnut Industry Millions, Forest Specialist Warns

Nov. 13, 2014 — Thousand cankers disease, which kills black walnut trees, has been confirmed in 15 states. Now experts are warning people to avoid moving firewood or lumber this winter to prevent spreading the ... full story

Mothers Nurture Emotions in Girls Over Boys, New Study Finds

Nov. 12, 2014 — Conversations mothers have with their daughters tend to contain more emotional words and content, than the conversations they have with their sons, new research has found. "This inevitably leads to ... full story

For Leaders, Looking Intelligent Is Less Important Than Looking Healthy

Nov. 5, 2014 — People look for candidates with a healthy complexion when choosing a leader, but don't favor the most intelligent-looking candidates except for positions that require negotiation between groups or ... full story

Education Empowers Canadians, but Raises Risks of Overwork, Work-Family Stress

Nov. 20, 2014 — The higher your level of education, the greater your earnings and your sense of “personal mastery” or being in control of your fate, researchers say. But wait: there’s a downside. A new study ... full story

Social Sensing Game Detects Classroom Bullies

Nov. 19, 2014 — Researchers have developed a computer game that can detect classroom bullies, victims and bystanders. The game's behavior analyses effectively identify classroom bullies, even revealing peer ... full story

Training Can Lead to Synesthetic Experiences: Does Learning the 'Color Of' Specific Letters Boost IQ?

Nov. 18, 2014 — A new study has shown for the first time how people can be trained to 'see' letters of the alphabet as colors in a way that simulates how those with synesthesia experience their ... full story

‘Smart’ Drugs Won’t Make Smart People Smarter, Research Concludes

Nov. 12, 2014 — It is claimed one in five students have taken the ‘smart’ drug Modafinil to boost their ability to study and improve their chances of exam success. But new research into the effects of Modafinil ... full story

Self-Inflation Harms Kids' Relationships at School

Nov. 12, 2014 — 'I am the smartest kid in class.' We all want our kids to be self-confident, but unrealistic perceptions of their academic abilities can be harmful. These unrealistic views, a new study of ... full story

Sleep Starts Later as Teens Age, but School Still Starts Early

Nov. 7, 2014 — By following dozens of younger and older adolescents for more than two years, researchers in a new study were able to determine that the children fell asleep later and their circadian rhythms shifted ... full story

School Lunches Offer Better Average Nutrition Than Packed Lunches, U.S. Study Finds

Nov. 7, 2014 — Approximately 60% of the more than 50 million public elementary and secondary education students obtain a substantial portion of their daily calories from school lunches. The 2012–2013 National ... full story

Transitions Between States of Matter: It’s More Complicated, Scientists Find

Nov. 6, 2014 — The seemingly simple process of phase changes -- those transitions between states of matter -- is more complex than previously known. New work reveals the need to rethink one of science's building ... full story

Links Between Grammar, Rhythm Explored by Researchers

Nov. 5, 2014 — A child's ability to distinguish musical rhythm is related to his or her capacity for understanding grammar, according to a recent study. The study is the first of its kind to show an association ... full story

Dance Choreography Improves Girls' Computational Skills

Nov. 3, 2014 — Blending movement and computer programming supports girls in building computational thinking skills, according to an ongoing study. This is important research, as even with increasing demands for ... full story

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