Today's Science News

Friday, November 28, 2014

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from universities, journals, and other organizations

Invisible Shield Found Thousands of Miles Above Earth Blocks 'Killer Electrons'

Nov. 26, 2014 — An invisible shield has been discovered some 7,200 miles above Earth that blocks so-called 'killer electrons,' which whip around the planet at near-light speed and have been known to ... full story

DNA Survives Critical Entry Into Earth's Atmosphere

Nov. 26, 2014 — The genetic material DNA can survive a flight through space and re-entry into Earth's atmosphere -- and still pass on genetic information. Scientists obtained these astonishing results during an ... full story

'Eye of Sauron' Provides New Way of Measuring Distances to Galaxies

Nov. 26, 2014 — Scientists have developed a new way of measuring precise distances to galaxies tens of millions of light years away, using the W. M. Keck Observatory near the summit of Mauna Kea in Hawaii. The ... full story

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

Heat-Conducting Plastic: 10 Times Better Than Conventional Counterparts

Nov. 26, 2014 — The spaghetti-like internal structure of most plastics makes it hard for them to cast away heat, but a research team has made a plastic blend that does so 10 times better than its conventional ... full story

Experimental Ebola Vaccine Appears Safe, Prompts Immune Response

Nov. 26, 2014 — An experimental vaccine to prevent Ebola virus disease was well-tolerated and produced immune system responses in all 20 healthy adults who received it in a Phase 1 clinical ... full story

High-Tech Mirror Beams Heat Away from Buildings Into Space

Nov. 26, 2014 — Engineers have invented a material designed to help cool buildings. The material reflects incoming sunlight, and it sends heat from inside the structure directly into space as infrared ... full story

'Off Switch' for Pain Discovered: Activating the Adenosine A3 Receptor Subtype Is Key to Powerful Pain Relief

Nov. 26, 2014 — A way to block a pain pathway in animal models of chronic neuropathic pain has been discovered by researchers, suggesting a promising new approach to pain ... full story

Shaping the Future of Energy Storage With Conductive Clay

Nov. 26, 2014 — Materials scientists have invented clay, which is both highly conductive and can easily be molded into a variety of shapes and sizes. It represents a turn away from the rather complicated and costly ... full story

Dogs Hear Our Words and How We Say Them

Nov. 26, 2014 — When people hear another person talking to them, they respond not only to what is being said -- those consonants and vowels strung together into words and sentences -- but also to other features of ... 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

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

Featured Videos

from AP, Reuters, AFP, and other news services

New Dinosaur Species Found in Museum Collection

New Dinosaur Species Found in Museum Collection

Reuters - Innovations Video Online (Nov. 27, 2014) — A British palaeontologist has discovered a new species of dinosaur while studying fossils in a Canadian museum. Pentaceratops aquilonius was related to Triceratops and lived at the end of the Cretaceous Period, around 75 million years ago. Jim Drury has more. Video provided by Reuters
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Experimental Ebola Vaccine Shows Promise In Human Trial

Experimental Ebola Vaccine Shows Promise In Human Trial

Newsy (Nov. 27, 2014) — A recent test of a prototype Ebola vaccine generated an immune response to the disease in subjects. Video provided by Newsy
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Scientists Find Invisible Space Shield Protecting Earth

Scientists Find Invisible Space Shield Protecting Earth

Newsy (Nov. 27, 2014) — An invisible barrier is keeping dangerous super fast electrons from interfering with our atmosphere, but scientists aren't entirely sure how. Video provided by Newsy
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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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last updated on 2014-11-28 at 1:28 pm EST

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New Substance Overcomes Treatment-Restistance in Leukemia

Nov. 28, 2014 — Haematologists have developed a new active substance that effectively combats the most aggressive forms of Philadelphia chromosome-positive ... full story

Fragile X Study Offers Hope of New Autism Treatment

Nov. 27, 2014 — People affected by a common inherited form of autism could be helped by a drug that is being tested as a treatment for cancer, according to researchers. Fragile X Syndrome is the most common genetic ... full story

Mindfulness Treatment as Effective as CBT for Depression, Anxiety

Nov. 27, 2014 — Group mindfulness treatment is as effective as individual cognitive behavioral therapy (CBT) in patients with depression and anxiety, according to a new study. This is the first randomized study to ... full story

New Research Supporting Stroke Rehabilitation

Nov. 27, 2014 — New research could help improve stroke patients' rehabilitation, experts say. The research may provide useful applications for the care of stroke patients who have restricted use of their upper ... full story

Significantly Increased Risk of Stillbirth in Males, Study Shows

Nov. 27, 2014 — Boys are more likely to be stillborn than girls, a large-scale study has found. The study reviewed more than 30 million births globally, and found that the risk of stillbirth is about ten percent ... full story

New Antimicrobial Edible Films Increase Lifespan of Cheese

Nov. 27, 2014 — New coatings to apply to soft cheese have been developed by researchers. These coatings are totally edible and have an antimicrobial capacity, which increases the lifespan of the cheese. These films ... full story

'Trigger' for Stress Processes Discovered in Brain

Nov. 27, 2014 — An important factor for stress has been identified by scientists. This is the protein secretagogin that plays an important role in the release of the stress hormone CRH and which only then enables ... full story

Drug to Reduce Side-Effects of 'Binge Drinking' Developed

Nov. 27, 2014 — A drug that could reduce the harmful side-effects of ‘binge drinking’, especially by teenagers, has been successfully developed and tested by a team of scientists. Researchers say that this ... full story

Uterine Contractions Increase Success of Artificial Insemination

Nov. 27, 2014 — The negative impact of contractions during in vitro fertilization is a well-known fact. What was unknown until now was the effect it had on artificial insemination. A new study has discovered that it ... full story

Stroke Damage Mechanism Identified

Nov. 27, 2014 — A mechanism linked to the brain damage often suffered by stroke victims has been discovered by scientists, who are now searching for drugs to block it. Strokes happen when the blood supply to part of ... full story

Education Is Key to Climate Adaptation

Nov. 27, 2014 — According to new research, education makes people less vulnerable to natural disasters such as floods, landslides, and storms that are expected to intensify with climate ... full story

Teens With a History of TBI Are Nearly 4 Times More Likely to Have Used Crystal Meth

Nov. 26, 2014 — Ontario students between grades 9 and 12 who said they had a traumatic brain injury in their lifetime, also reported drug use rates two to four times higher than peers with no history of TBI, ... full story

Follow-Up on Psychiatric Disorders in Young People After Release from Detention

Nov. 26, 2014 — Juvenile offenders with multiple psychiatric disorders when they are incarcerated in detention centers appear to be at high risk for disorders five years after detention, according to a ... full story

Why Do So Many Seniors With Memory Loss and Dementia Never Get Tested?

Nov. 26, 2014 — Despite clear signs that their memory and thinking abilities have gone downhill, more than half of seniors with these symptoms haven’t seen a doctor about them, a new study ... full story

Forget About the Car Keys, Do You Know When to Take Away Your Parent's Checkbook?

Nov. 26, 2014 — Financial management skills can decline with age, which can lead to catastrophic money woes for seniors. Declining financial aptitude can also be a sign of impending memory loss. In a new article, ... full story

Copper on the Brain at Rest

Nov. 26, 2014 — Proper copper levels are essential to the health of the brain at rest, new research shows. The brain consumes 20-percent of the oxygen taken in through respiration. This high demand for oxygen and ... full story

An Enzyme That Fixes Broken DNA Sometimes Destroys It Instead, Researchers Find

Nov. 26, 2014 — Enzymes inside cells that normally repair damaged DNA sometimes wreck it instead, researchers have found. The insight could lead to a better understanding of the causes of some types of cancer and ... 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

Cognitive Test Battery Developed to Assess Impact of Long Duration Spaceflights on Astronauts' Brain Function

Nov. 26, 2014 — A cognitive test battery, known as Cognition, has been developed for the National Space Biomedical Research Institute (NSBRI) to measure the impact of typical spaceflight stressors (like ... 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

Saving Ovaries Does Not Help Prevent Prolapse for Women After Menopause

Nov. 26, 2014 — Removing ovaries at hysterectomy does not increase a woman's risk of pelvic organ prolapse after menopause. In fact, removing ovaries lowers the risk of prolapse. This surprising finding from a ... 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

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

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

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

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

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

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

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New Material Makes Water and Oil Roll Off

Nov. 28, 2014 — Car finish, to which no dirt particles adhere, house fronts, from which graffiti paints roll off, and shoes that remain clean on muddy paths – the material “fluoropore” might make all this ... full story

Single-Atom Gold Catalysts May Offer Path to Low-Cost Production of Fuel and Chemicals

Nov. 27, 2014 — New catalysts designed and investigated by engineering researchers have potential to greatly reduce processing costs in future fuels like hydrogen. The catalysts are composed of a unique structure of ... full story

New Electrolyte for Construction of Magnesium-Sulfur Batteries

Nov. 27, 2014 — Scientists have now developed an electrolyte that may be used for the construction of magnesium-sulfur battery cells. With magnesium, higher storage densities could be achieved than with lithium. ... full story

Trial Shows New Imaging System May Cut X-Ray Exposure for Liver Cancer Patients

Nov. 26, 2014 — Researchers report that their test of an interventional X-ray guidance device approved by the US Food and Drug Administration in 2013 has the potential to reduce the radiation exposure of patients ... full story

Matched 'Hybrid' Systems May Hold Key to Wider Use of Renewable Energy

Nov. 26, 2014 — The use of renewable energy in the United States could take a significant leap forward with improved storage technologies or more efforts to 'match' different forms of alternative energy systems that ... full story

Laser Physicists 'See' How Electrons Make Atomic and Molecular Transitions

Nov. 26, 2014 — By solving a six-dimensional equation that had previously stymied researchers, physicists have pinpointed the characteristics of a laser pulse that yields electron behavior they can predict and ... full story

Engineers Make Sound Loud Enough to Bend Light on a Computer Chip: Device Could Improve Wireless Communications Systems

Nov. 26, 2014 — Engineering researchers have developed a chip on which both sound wave and light wave are generated and confined together so that the sound can very efficiently control the ... full story

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

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

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

Hacked Emails Slice Spam Fast

Nov. 26, 2014 — Spam spreads much faster and to more people when it is being propagated by hacked, or otherwise compromised, email accounts rather than legitimate accounts, according to new ... 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

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

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Love at First Smell: Can Birds Choose Mates by Their Odors?

Nov. 28, 2014 — Mate choice is often the most important decision in the lives of humans and animals. Scientists have found the first evidence that birds may choose their mate through odor. The researchers compared ... full story

Ancient Dental Plaque: A 'Whey' Into Our Milk Drinking Past?

Nov. 27, 2014 — We drink milk because it is good for us, but we rarely stop to think "Why?" Archaeologists and geneticists have been puzzling this question since it was revealed that the mutations which enable ... full story

Ancient Marine Algae Provides Clues of Climate Change Impact on Today's Microscopic Ocean Organisms

Nov. 27, 2014 — A study of ancient marine algae has found that climate change affected their growth and skeleton structure, which has potential significance for today’s equivalent microscopic organisms that play ... full story

How Can We Avoid Kelp Beds Turning Into Barren Grounds?

Nov. 27, 2014 — Urchins are marine invertebrates that mold the biological richness of marine grounds. However, an excessive proliferation of urchins may also have severe ecological consequences on marine grounds as ... full story

Arctic Conditions May Become Critical for Polar Bears by End of 21st Century

Nov. 26, 2014 — Shifts in the timing and duration of ice cover, especially the possible lengthening of ice-free periods, may impact polar bears under projected warming before the end of the 21st century, experts ... full story

Unbelievable Underworld and Its Impact on Us All

Nov. 26, 2014 — A new study has pulled together research into the most diverse place on earth to demonstrate how the organisms below-ground could hold the key to understanding how the worlds ecosystems function and ... full story

Iberian Orcas, Increasingly Trapped

Nov. 26, 2014 — Thanks to the more than 11,200 sightings of cetaceans over the course of ten years, Spanish and Portuguese researchers have been able to identify, in detail, the presence of orcas in the Gulf of ... full story

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

Emergence of Modern Sea Ice in Arctic Ocean, 2.6 Million Years Ago

Nov. 28, 2014 — The extent of sea ice cover in Arctic was much less than it is today between four and five million years ago. The maximum winter extent did not reaching its current location until around 2.6 million ... full story

Another Human Footprint in the Ocean: Rising Anthropogenic Nitrate Levels in North Pacific Ocean

Nov. 27, 2014 — Human-induced changes to Earth's carbon cycle -- for example, rising atmospheric carbon dioxide and ocean acidification -- have been observed for decades. However, a new study has shown that human ... full story

Modeling the Past to Understand the Future of a Stronger El Niρo

Nov. 26, 2014 — El Nino is not a contemporary phenomenon; it’s long been the Earth’s dominant source of year-to-year climate fluctuation. But as the climate warms and the feedbacks that drive the cycle change, ... full story

The Living, Breathing Ocean

Nov. 26, 2014 — The ocean is a complex ecosystem. The ocean carbon cycle is governed by the relationship among carbon, nutrients and oxygen, and the ratio between certain elements is key to understanding ocean ... 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

Microbial Communities for Health and Environment: Precise Measurements of Microbial Ecosystems

Nov. 26, 2014 — Biologists have succeeded for the first time in describing the complex relationships within an ecosystem in unprecedented detail. Their model ecosystem was a “biological wastewater treatment ... 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

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

Post-Medieval Polish Buried as Potential 'Vampires' Were Likely Local

Nov. 26, 2014 — Potential 'vampires' buried in northwestern Poland with sickles and rocks across their bodies were likely local and not immigrants to the region. In northwestern Poland, apotropaic funerary rites--a ... 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

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

Nov. 20, 2014 — New findings reveal long unknown details about carbon deep beneath Earth's surface and suggest ways this subterranean carbon might have influenced the history of life on the ... 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

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

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More Public Health Interventions Required to Tackle Grim Reaper of 'Lifestyle' Diseases

Nov. 26, 2014 — More public health interventions, along the lines of the smoking ban, are needed to tackle the devastating toll of 'lifestyle' diseases, including heart disease and cancer, according to ... full story

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

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

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

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

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

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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