Today's Science News

Tuesday, April 21, 2015

Featured Research

from universities, journals, and other organizations

Babies Feel Pain 'Like Adults': Most Babies Not Given Pain Meds for Surgery

Apr. 21, 2015 — The brains of babies 'light up' in a very similar way to adults when exposed to the same painful stimulus, a pioneering brain scanning study has discovered. It suggests that babies ... full story

Cold Spot Suggests Largest Structure in Universe: A Supervoid 1.3 Billion Light Years Across

Apr. 20, 2015 — In 2004, astronomers examining a map of the radiation left over from the Big Bang discovered the Cold Spot, a larger-than-expected unusually cold area of the sky. The physics surrounding the Big Bang ... full story

Bacterial Flora of Remote Tribespeople Carries Antibiotic Resistance Genes

Apr. 17, 2015 — Scientists have found antibiotic resistance genes in the bacterial flora of a South American tribe that never before had been exposed to antibiotic drugs. The findings suggest that bacteria in the ... full story

Repeated Marine Predator Evolution Tracks Changes in Ancient and Anthropocene Oceans

Apr. 16, 2015 — Scientists synthesized decades of scientific discoveries to illuminate the common and unique patterns driving the extraordinary transitions that whales, dolphins, seals and other species underwent as ... full story

Intense Magnetic Field Close to Supermassive Black Hole

Apr. 16, 2015 — Astronomers have revealed an extremely powerful magnetic field, beyond anything previously detected in the core of a galaxy, very close to the event horizon of a supermassive black ... full story

Early Environment Has a Lasting Impact on Stress Response Systems, Study Shows

Apr. 20, 2015 — Children raised in Romanian orphanages had blunted stress response systems, a study shows, while children placed with foster parents before the age of 2 showed stress responses similar to those of ... full story

Cancer Drug Shows Promise as Cure for Hepatitis B

Apr. 20, 2015 — A potential cure for hepatitis B virus infections has been found with a promising new treatment proving 100 per cent successful in eliminating the infection in preclinical models. Australian patients ... full story

Strontium Atomic Clock Accurate to the Second -- Over 15 Billion Years

Apr. 21, 2015 — In another advance at the far frontiers of timekeeping , the latest modification of a record-setting strontium atomic clock has achieved precision and stability levels that now mean the clock would ... full story

'Cingular' Brain Strategy for Attack and Defense

Apr. 20, 2015 — We often make quick strategic decisions to attack an opponent or defend our position, yet how we make them is not well understood. Now, researchers have pinpointed specific brain regions related to ... full story

Likely Cause of 2013-14 Earthquakes: Combination of Gas Field Fluid Injection and Removal

Apr. 21, 2015 — A seismology team finds that high volumes of wastewater injection combined with saltwater (brine) extraction from natural gas wells is the most likely cause of earthquakes near Azle, Texas, from late ... full story

Global Warming More Moderate Than Worst-Case Models, Empirical Data Suggest

Apr. 21, 2015 — A study based on 1,000 years of temperature records suggests global warming is not progressing as fast as it would under the most severe emissions scenarios outlined by the Intergovernmental Panel on ... full story

No Association Found Between MMR Vaccine and Autism, Even Among Children at Higher Risk

Apr. 21, 2015 — In a study that included approximately 95,000 children with older siblings, receipt of the measles-mumps-rubella (MMR) vaccine was not associated with an increased risk of autism spectrum disorders ... full story

Horizonal Gene Transfer: Sweet Potato Naturally 'Genetically Modified'

Apr. 21, 2015 — Sweet potatoes from all over the world naturally contain genes from the bacterium Agrobacterium, researchers report. Sweet potato is one of the most important food crops for human consumption in the ... full story

Black Hole Hunters Tackle a Cosmic Conundrum

Apr. 20, 2015 — Astrophysicists have not only proven that a supermassive black hole exists in a place where it isn't supposed to be, but in doing so have opened a new door to what things were like in the early ... full story

Getting a Better Grasp of Primate Grip

Apr. 20, 2015 — Scientists are coming to grips with the superior grasping ability of humans and other primates throughout history. In a new study, a research team found that even the oldest known human ancestors may ... full story

Featured Videos

from AP, Reuters, AFP, and other news services

Japan's Maglev Train Breaks New World Speed Record

Japan's Maglev Train Breaks New World Speed Record

AFP (Apr. 21, 2015) — Japan's state-of-the-art maglev train clocks a new world speed record in a test run near Mount Fuji, smashing through the 600 kilometre (373 miles) per hour mark, as Tokyo races to sell the technology abroad. Video provided by AFP
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Humanoid Robot Can Recognise and Interact With People

Humanoid Robot Can Recognise and Interact With People

Reuters - Innovations Video Online (Apr. 20, 2015) — An ultra-realistic humanoid robot called 'Han' recognises and interprets people's facial expressions and can even hold simple conversations. Developers Hanson Robotics hope androids like Han could have uses in hospitality and health care industries where face-to-face communication is vital. Matthew Stock reports. Video provided by Reuters
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Deepwater And Dolphins: The Oil Spill's Impact 5 Years On

Deepwater And Dolphins: The Oil Spill's Impact 5 Years On

Newsy (Apr. 20, 2015) — Five years on, the possible environmental impact of the Deepwater Horizon spill includes a sustained die-off of bottlenose dolphins, among others. Video provided by Newsy
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Japan Humanoid Robot Receives Customers at Department Store

Japan Humanoid Robot Receives Customers at Department Store

AFP (Apr. 20, 2015) — She can smile, she can sing and she can give you guidance at one of the most upscale department stores in Tokyo...a female-looking humanoid makes her debut as a receptionist Video provided by AFP
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last updated on 2015-04-21 at 9:43 pm EDT

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New Super-Fast MRI Technique Demonstrated With Song 'If I Only Had a Brain'

Apr. 21, 2015 — With a new magnetic resonance imaging (MRI) technique, the vocal neuromuscular movements of singing and speaking can now be captured at 100 frames per second. The sound of the voice is created in the ... full story

Scientists Identify Brain Circuitry Responsible for Anxiety in Smoking Cessation

Apr. 21, 2015 — In a promising breakthrough for smokers who are trying to quit, neuroscientists have identified circuitry in the brain responsible for the increased anxiety commonly experienced during withdrawal ... full story

Surprising Contributor to Rett Syndrome Identified

Apr. 21, 2015 — The immune system is designed to protect us from disease. But what if it was malfunctioning? Would it make a disease worse? That appears to be the case with Rett syndrome, a neurodevelopmental ... full story

New Gene Therapy Success in a Rare Disease of the Immune System

Apr. 21, 2015 — The efficacy of gene therapy treatment for Wiskott-Aldrich syndrome has been demonstrated by researchers. Wiskott-Aldrich syndrome is a rare congenital immune and platelet deficiency which is ... full story

Parent Training Can Reduce Serious Behavioral Problems in Young Children With Autism

Apr. 21, 2015 — A multi-site study finds young children with autism spectrum disorder and serious behavioral problems respond positively to a 24-week structured parent training. The benefits of parent training ... full story

Battle in the Gut: Immune Cells Help 'Good Bacteria' Triumph Over 'Bad Bacteria'

Apr. 21, 2015 — The body's immune system may be the keeper of a healthy gut microbiota, report scientists. They found that a binding protein on white blood cells could affect whether or not mice produced a balanced ... full story

Most Cancer Patients Want Tumor Profiling, Even If It Reveals Other Genetic Risks

Apr. 21, 2015 — Most cancer patients would opt for tumor profiling even if the test revealed that they or their families were at risk for other genetic diseases, according to a study. The study showed that despite ... full story

Re-Engineering Lupus Into a Cancer Killer

Apr. 21, 2015 — Researchers have devised a way to re-engineer lupus antibodies to turn them into potential cancer killers. Lupus is a chronic inflammatory disease that occurs when the immune system attacks its own ... full story

What Happens When Multiple Sclerosis Patients Stop Taking Their Medication?

Apr. 21, 2015 — We know a lot about what happens when therapy is started with MS patients, but we know very little about what happens when therapy is stopped. A new international, multi-site study found that almost ... full story

Incidence of Serious Diabetes Complication May Be Increasing Among Youth in U. S.

Apr. 21, 2015 — The incidence of a potentially life-threatening complication of diabetes, diabetic ketoacidosis, in youth in Colorado at the time of diagnosis of type 1 diabetes increased by 55 percent between 1998 ... full story

Sensor Detects When a Driver Is Alcohol-Impaired and Blocks the Vehicle

Apr. 21, 2015 — As a strategy to decrease road accidents caused under the influence of alcohol, a group of young students has developed an automotive safety system that detects the alcohol blood level of a potential ... full story

Why Some Neurons 'Outsource' Their Cell Body

Apr. 21, 2015 — Nerve cells come in very different shapes. Researchers now reveal why, in insects, the cell body is usually located at the end of a separate extension. Using mathematical models, they show that this ... full story

Cannabis Consumers Show Greater Susceptibility to False Memories

Apr. 21, 2015 — Consumers of cannabis are more prone to experiencing false memories. One of the known consequences of consuming this drug is the memory problems it can cause. Chronic consumers show more difficulties ... full story

One in Three Young Adults With Autism Disconnected from Work and School

Apr. 21, 2015 — Scientists have delved into critical questions about life outcomes beyond clinical interventions for young people with autism spectrum disorder. New results show a wide range of experiences and ... full story

How to Approach Your Boss About a Treadmill Desk

Apr. 21, 2015 — People walking on treadmill desks perform cognitive tasks nearly as well as those at sitting desks, new research finds. An exercise science professor and a neuroscientist report their findings after ... full story

Making Biotechnology Interactive With Games, Remote-Control Labs

Apr. 21, 2015 — What if you could interact with cells like fish in an aquarium? Build your own micro-aquarium for cells? Even perform remote-control experiments in robotic biolabs in the cloud? A research team shows ... full story

Sex Difference in Competitiveness Even Among the Fastest Runners

Apr. 21, 2015 — Sex differences in some behaviors are well established, but it's unclear whether differences still occur within highly selective sub-populations, such as expert financial decision makers or elite ... full story

Maternal Stress Increases Development of Fetal Neuroblastoma in Animal Model

Apr. 21, 2015 — While genetics play a substantial role in development of neuroblastoma, scientists say that something else is in play that elevates the risk: stress. Researchers have shown in mice genetically ... full story

Antidepressant Use in Pregnancy Associated With Anxiety Symptoms in 3-Year-Olds

Apr. 21, 2015 — Three-year-old siblings exposed to antidepressants in pregnancy show increased anxiety symptoms compared to their unexposed siblings, researchers report. The study shows the importance of considering ... full story

Mindfulness-Based Therapy Could Offer an Alternative to Antidepressants for Preventing Depression Relapse

Apr. 20, 2015 — The results come from the first ever large study to compare mindfulness-based therapy – structured training for the mind and body which aims to change the way people think and feel about their ... full story

Technology Could Let Women Skip Annual Mammograms

Apr. 21, 2015 — Developing technology is on track to predict if and when breast cancer will appear. "We're creating a breast cancer risk analysis system," said an electrical engineer on the study. "It will be able ... full story

Regular Consumption of Yogurt Does Not Improve Health

Apr. 21, 2015 — Dietary recommendations support the consumption of dairy products as part of a healthy diet. However, after a Spanish study involving more than 4,000 people analyzed the relationship between the ... full story

Coffee Protects Against Breast Cancer Recurrence, Detailed Findings Confirm

Apr. 21, 2015 — Coffee helps to protect against breast cancer, a number of research studies have shown. A new study is added to that research, confirming that coffee inhibits the growth of tumors and reduces the ... full story

Ten More Years of Real Money?

Apr. 21, 2015 — We will still be using "real" money for at least the next 5 to 10 years, but financial transactions carried out using mobile electronic devices, such as smart phones and tablet computers, will ... full story

Almost a Fifth in UK Still Not Eating ANY Whole Grains

Apr. 20, 2015 — Experts are calling for the introduction of guidelines around the amount of whole grains we should be eating after it was revealed almost one in five of those in the United Kingdom are not eating any ... full story

'MyEarth' Energy-Tracking App Encourages Sustainable Behaviors

Apr. 20, 2015 — For a generation motivated by technology and fast-moving information, a professor has created an energy-tracking app to make reducing day-to-day energy usage more ... full story

Excessive Use of Dietary Supplements Linked to Increase Cancer Risk

Apr. 20, 2015 — While dietary supplements may be advertised to promote health, new research shows a link between consumption of over-the-counter supplements and increased cancer risk, if the supplements are taken in ... full story

In Utero Exposure to Extreme Morning Sickness May Cause Developmental Deficits in Children

Apr. 20, 2015 — Women who experience extreme morning sickness during pregnancy are three times more likely to have children with developmental issues, including attention disorders and language and speech delays, ... full story

Frequent Indoor Tanning Among Teens Shows Correlation With Smoking, Social Media Use

Apr. 20, 2015 — More than a third of New Jersey high school students who engage in indoor tanning do so frequently and many would find it hard to stop the practice. Investigators also found that frequent indoor ... full story

Putting the 'Education' in 'Educational' Apps

Apr. 20, 2015 — New apps developed for children come online every day and many of them are marketed or labeled as 'educational' -- but how can we tell which of these thousands of apps will actually help children ... full story

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New Tabletop Detector 'Sees' Single Electrons

Apr. 21, 2015 — Physicists have developed a new tabletop particle detector that is able to identify single electrons in a radioactive ... full story

Electrons Move Like Light in Three-Dimensional Solid

Apr. 21, 2015 — A stable bulk material shows the same physics found in graphene, which illuminated the interactions of electron’s orbital motion and its intrinsic magnetic orientation. The new material will be a ... full story

Printing Silicon on Paper, With Lasers

Apr. 21, 2015 — In seeking to develop the next generation of micro-electronic transistors, researchers have long sought to find the next best thing to replace silicon. To this end, a wealth of recent research into ... full story

Disproven: Rafts on the Cell Membrane

Apr. 21, 2015 — Proteins and lipids have been assumed to move through cell membranes as 'nano rafts'. This 'raft hypothesis' has now been disproved by scientists. "We should not think of the cell membrane as a ... full story

Connecting Three Atomic Layers Puts Semiconducting Science on Its Edge

Apr. 21, 2015 — A new semiconducting material that is only three atomic layers thick exhibits electronic properties beyond traditional semiconductors. Two nano-engineered configurations of the material have shown an ... full story

Astronomers Find New Details About Star Formation in Ancient Galaxy Protoclusters

Apr. 21, 2015 — Ongoing studies of distant galaxy protoclusters using the Multi-Object Infrared Camera and Spectrograph (MOIRCS) instrument on the Subaru Telescope is giving astronomers a closer look at the ... full story

Bubbles Dilemma Solved After More Than Twenty Years

Apr. 21, 2015 — It was a question that has kept physicists and chemists busy for more than twenty years. Why can tiny bubbles in a liquid supersaturated with gas remain stable for weeks, while according to ... full story

Cost-Efficiency of Plug-in Hybrids Calculated a Thousand Times Faster

Apr. 21, 2015 — Plug-in hybrids have low fuel consumption, but require more costly parts than cars with a regular combustion engine. During development, the optimal cost balance must be calculated, which has been ... full story

Better Battery Imaging Paves Way for Renewable Energy Future

Apr. 20, 2015 — In a move that could improve the energy storage of everything from portable electronics to electric microgrids, researchers have developed a novel X-ray imaging technique to visualize and study the ... full story

Electron Transfer Challenges a Common Fluorescence Technique

Apr. 20, 2015 — Using advanced technology, scientists have uncovered evidence that challenges one of the most widespread techniques in ... full story

Construction of the LSST Telescope Begins in Chile

Apr. 20, 2015 — The first stone of the future LSST telescope was laid on 14 April 2015 by the Chilean President Michelle Bachelet, at the Cerro Pachón site in the Chilean Andes. The LSST will be equipped with the ... full story

Pulsing Light May Indicate Supermassive Black Hole Merger

Apr. 20, 2015 — As two galaxies enter the final stages of merging, scientists have theorized that the galaxies' supermassive black holes will form a 'binary,' or two black holes in such close orbit they are ... full story

Scaled-Up Version of Our Solar System 130 Light-Years Away

Apr. 20, 2015 — Astronomers has obtained the first results from the LEECH exoplanets survey. The findings reveal new insights into the architecture of HR8799, a 'scaled-up' version of our solar system 130 ... full story

A Blueprint for Clearing the Skies of Space Debris

Apr. 17, 2015 — Scientists have put forward a blueprint for a purely space-based system to solve the growing problem of space debris. The proposal will be used to detect objects, and a recently developed ... full story

Dating the Moon-Forming Impact Event With Meteorites

Apr. 16, 2015 — Through a combination of data analysis and numerical modeling work, researchers have found a record of the ancient moon-forming giant impact observable in stony meteorites. The research indicates ... full story

Giant Galaxies Die from the Inside Out: Star Formation Shuts Down in the Centers of Elliptical Galaxies First

Apr. 16, 2015 — Astronomers have shown for the first time how star formation in "dead" galaxies sputtered out billions of years ago. Astronomers have revealed that three billion years after the Big Bang, these ... full story

Dwarf Planet Ceres Color Map Reveals Surface Diversity

Apr. 16, 2015 — A new color map of dwarf planet Ceres, which NASA's Dawn spacecraft has been orbiting since March, reveals the diversity of the surface of this planetary body. Differences in morphology and color ... full story

Proto-Suns Teeming With Prebiotic Molecules

Apr. 16, 2015 — Complex organic molecules such as formamide, from which sugars, amino acids and even nucleic acids essential for life can be made, already appear in the regions where stars similar to our Sun are ... full story

NASA’s New Horizons Spacecraft Nears Historic July 14 Encounter With Pluto

Apr. 15, 2015 — NASA's New Horizons spacecraft is three months from returning to humanity the first-ever close up images and scientific observations of distant Pluto and its system of large and small ... full story

Northern Lights: How 'Black' Auroras Actually Work

Apr. 15, 2015 — While our understanding of how the aurora's shimmering curtains of colour are formed, scientists have struggled to explain the black patches between the bright beams. Now scientists have discovered ... full story

Certain Interactive Tools Click With Web Users

Apr. 21, 2015 — Before web developers add the newest bells and the latest whistles to their website designs, a team of researchers suggests they zoom in on the tools that click with the right users and for the right ... full story

Whiteboards of the Future: New Electronic Paper Could Make Inexpensive Electronic Displays

Apr. 21, 2015 — A simple structure of bi-colored balls made of tough, inexpensive materials is well suited for large handwriting-enabled e-paper ... full story

Innovation Boosts Wi-Fi Bandwidth Tenfold

Apr. 20, 2015 — Researchers have invented a new technology that can increase the bandwidth of Wi-Fi systems by 10 times, using LED lights to transmit information. It could be integrated with existing Wi-Fi systems ... full story

Acoustically Driven Controls Created for Smartphones

Apr. 20, 2015 — Researchershave developed an inexpensive alternative to a smartphone's touchscreen -- a toolbox of physical knobs, sliders and other acoustically driven mechanisms that can be readily added to any ... full story

New Model to Predict Pharmacodynamic Activity May Improve Drug Discovery

Apr. 20, 2015 — A new mathematical model that uses drug-target kinetics to predict how drugs work in vivo may provide a foundation to improve drug discovery, which is frequently hampered by the inability to predict ... full story

Understanding Thermo-Mechanical Properties of a New Class of Materials

Apr. 17, 2015 — Scientists describe how an accurate statistical description of heterogeneous particulate materials, which is used within statistical micromechanics theories, governs the overall thermo-mechanical ... full story

Text Messages a Good Way to Support Mothers With Postpartum Depression

Apr. 17, 2015 — New research explores the feasibility of helping low-income mothers through postpartum depression using text messages. The objective of the study was to evaluate the feasibility of sending supportive ... full story

Facebook Users' Wishful Thinking: Cyberbullying, Depression Won't Happen to Me

Apr. 16, 2015 — Facebook users with so-called optimistic bias think they're less likely than other users to experience cyberbullying, depression and other negative social and psychological effects from using the ... full story

Wearable Device Turns User's Thumbnail Into a Miniature Wireless Track Pad

Apr. 16, 2015 — Researchers are developing a new wearable device that turns the user's thumbnail into a miniature wireless track pad. They envision that the technology could let users control wireless devices when ... full story

Fighting the Next Generation of Cyberattacks

Apr. 16, 2015 — Computer scientists are developing software to detect so-called algorithmic attacks, an emerging hacking threat that is nearly impossible to find with existing security ... full story

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Myth of Tolerant Dogs and Aggressive Wolves Refuted

Apr. 21, 2015 — The good relationship between humans and dogs was certainly influenced by domestication. For long, it was assumed that humans preferred particularly tolerant animals for breeding. Thus, cooperative ... full story

Fishing Impacts on the Great Barrier Reef

Apr. 21, 2015 — Fishing is having a significant impact on the make-up of fish populations of the Great Barrier Reef, new research shows. Removing predatory fish such as coral trout and snapper, through fishing, ... full story

Amazon Rainforest Losses Impact on Climate Change, Study Shows

Apr. 21, 2015 — Human activity has removed more than one-tenth of trees and plants from the Amazon rainforest since the 1960s, a study shows. Widespread removal of trees has contributed to a rise in the amount of ... full story

Ability to Identify 'Killer' Bees a Boon to the Honeybee Industry

Apr. 21, 2015 — A genetic test that can prevent the entry of 'killer' bees into Australia and their spread around the world has been created by researchers. "A number of countries have export conditions aimed at ... full story

Phytoplankton, Reducing Greenhouse Gases or Amplifying Arctic Warming?

Apr. 21, 2015 — Scientists have presented the geophysical impact of phytoplankton that triggers positive feedback in the Arctic warming when the warming-induced melting of sea ice stimulates phytoplankton ... full story

Where Humans and Nature Collide: Roadkill Hot Spots Identified in California

Apr. 20, 2015 — A map shows how California's state highway system is strewn with roadkill "hot spots," which are identified in a newly released report. The data could help state highway planners take measures to ... full story

Soil Nutrients May Limit Ability of Plants to Slow Climate Change

Apr. 20, 2015 — Many scientists assume that the growing level of carbon dioxide in the atmosphere will accelerate plant growth. However, a new study suggests much of this growth will be curtailed by limited soil ... full story

Necessity at the Roots of Innovation: The Scramble for Nutrients Intensifies as Soils Age

Apr. 20, 2015 — Working among venomous snakes in Australia's Jurien Dunes, researchers ask how biodiverse plants survive in some of the world's worst soils. Their discoveries may help to develop agriculture on poor ... full story

Decreasing Biodiversity Affects Productivity of Remaining Plants

Apr. 20, 2015 — When plant biodiversity declines, the remaining plants face diminishing productivity, say scientists. "The loss of biodiversity is threatening ecosystem productivity and services worldwide, spurring ... full story

Oldest Fossils Controversy Resolved

Apr. 20, 2015 — New analysis of world-famous 3.46-billion-year-old rocks is set to finally resolve a long running evolutionary controversy. The new research shows that structures once thought to be Earth's oldest ... full story

Five Years After Gulf Oil Spill, Survey Shows Gulf Coast Residents Are Still Impacted

Apr. 21, 2015 — The survey shows that more than 34 percent of residents said they were dissatisfied or very dissatisfied with their community’s economy after the DWH oil spill, while only 15.6 percent felt that ... full story

Traffic Emissions May Pollute One in Three Canadian Homes

Apr. 21, 2015 — Air pollution could be spreading up to three times farther than thought, contributing to varying levels of air quality across cities, a trio of recently published studies from a team of engineers has ... full story

Extending Climate Predictability Beyond El Niño

Apr. 21, 2015 — Tropical Pacific climate variations and their global weather impacts may be predicted much further in advance than previously thought, according to research by an international team of climate ... full story

Importance of 'Self-DNA' for Maintaining Diversity Among Species

Apr. 20, 2015 — In natural plant communities, diversity is maintained by limits set on each plant by itself. This involves a detrimental effect of self-DNA -- DNA from the same species released during decomposition ... full story

Let It Snow: Intricacies of Marine Snow Formation in the Gulf of Mexico Following the Deepwater Horizon Oil Spill

Apr. 20, 2015 — Before Deepwater Horizon, scientists didn't know that oil and marine snow had anything to do with each other. "Marine snow is like dust bunnies in the house," explained a research scientist who has ... full story

As US Assumes Arctic Council Chairmanship, New Report Emphasizes Cooperation Over Conflict

Apr. 20, 2015 — Although the media often portray the Arctic as a new 'Great Game' ripe for conflict, a group of international Arctic experts has released recommendations aimed at preserving the polar north as an ... full story

Vampire Squid Discovery Shows How Little We Know of the Deep Sea

Apr. 20, 2015 — Among soft-bodied cephalopods, vampire squid live life at a slower pace. At ocean depths from 500 to 3,000 meters, they don't swim so much as float, and they get by with little oxygen while consuming ... full story

Strong Currents Promote Release of Arctic Greenhouse Gas

Apr. 20, 2015 — Ocean and Earth Science researchers reveal how the interplay between ocean currents and marine microbiology serve to regulate potentially damaging emissions of the potent greenhouse gas methane, ... full story

Hurdles to US Climate Change Action Are in Economics and Politics, Not Divided Science

Apr. 20, 2015 — Policymakers argue over the consensus on global warming and climate change, but science is not to blame, experts say. In a new paper, scientists suggest looking at business interests, partisan ... full story

Bioasphalt: From Microalgae to 'Green Roads? '

Apr. 20, 2015 — Microalgae offer a highly promising alternative to petroleum products without competing for resources used in the food industry. They have now been used for the first time to make asphalt. ... full story

Ancient Crucible Steel Weapon Found in Eastern Europe

Apr. 20, 2015 — Sometimes old friends give you a surprise. Russian archaeologists were conducting a routine examination of an old sabre unearthed seven years ago in Yaroslavl - when it turned out to be possibly the ... full story

How Ancient Species Survived or Died Off in Their Old Kentucky Home

Apr. 16, 2015 — Researchers at an old geological site talk 'dirt' about how Ice Age climate change led to the extinction of mammoths and mastodons, but to the evolution and survival of bison, deer and other ... full story

Victorian Baby Teeth Could Help Predict Future Health of Children Today

Apr. 16, 2015 — Baby teeth from children who died during the 1845-52 Irish famine could help us predict the future health of children born today, according to new research. Investigators found that the biochemical ... full story

Palaeolithic Remains Show Cannibalistic Habits of Human Ancestors

Apr. 16, 2015 — Analysis of ancient cadavers recovered at a famous archaeological site confirm the existence of a sophisticated culture of butchering and carving human remains, according to a team of ... full story

New Evidence Adds the Capitanian Extinction to the List of Major Extinction Crises

Apr. 15, 2015 — Since the Cambrian Explosion, ecosystems have suffered repeated mass extinctions, with the 'Big 5' crises being the most prominent. Twenty years ago, a sixth major extinction was recognized in the ... full story

Complex Cognition Shaped the Stone Age Hand Axe

Apr. 15, 2015 — The ability to make a Lower Paleolithic hand axe depends on complex cognitive control by the prefrontal cortex, including the 'central executive' function of working memory, a new study finds. The ... full story

Iceberg Armadas Not the Cause of North Atlantic Cooling

Apr. 15, 2015 — Armadas of icebergs were probably not the cause of abrupt episodes of cooling in the North Atlantic over the past 440,000 years, according to new ... full story

Young Offenders in Victorian Times Were Much Less Likely to Re-Offend Than Today

Apr. 15, 2015 — Young offenders in late Victorian times were much less likely to go on to commit other crimes after serving a sentence in an institution than their counterparts today, new research ... full story

40 Million-Year-Old Family Tree of Baleen Whales

Apr. 15, 2015 — New research is providing the most comprehensive picture of the evolutionary history of baleen whales, which are not only the largest animals ever to live on earth, but also among the most ... full story

Bone Eating Worms Dined on Marine Reptile Carcasses

Apr. 14, 2015 — A species of bone-eating worm that was believed to have evolved in conjunction with whales has been dated back to prehistoric times when it fed on the carcasses of giant marine ... full story

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Deep National History of Immigration Predicts Wide Cultural Comfort Displaying Emotion

Apr. 20, 2015 — People who live in countries built on centuries of migration from a wide range of other countries are more emotionally expressive than people in more insular cultures, according to research. The ... full story

Global Pandemic of Fake Medicines Poses Urgent Risk, Scientists Say

Apr. 20, 2015 — Poor quality medicines are an urgent threat that could undermine decades of successful efforts to combat HIV/AIDS, malaria and TB, according to experts. Scientists report up to 41 percent of ... full story

Reducing Global Tobacco Use

Apr. 20, 2015 — Although global efforts to cut tobacco use have had some success, more can be done to reduce the number of deaths from smoking, according to a new commentary. More than 170 countries have signed the ... full story

Falsified Medicines Taint Global Supply

Apr. 20, 2015 — The threat of falsified medications, also referred to as counterfeit, fraudulent, and substandard, can be quite real, yet the full scope and prevalence of the problem is poorly understood, say ... full story

Most Americans Say Medical Marijuana Shouldn't Be Used by Kids or in Front of Kids, Legal or Not

Apr. 20, 2015 — Medical marijuana and children don't mix, most Americans say. While nearly two-thirds of people agree that their state should allow medical marijuana for adults, half as many -- just over a third -- ... full story

Getting Foster Youth Through College Will Take Structured Support, Study Concludes

Apr. 19, 2015 — The college graduation rate for students who have lived in foster care is 3 percent, among the lowest of any demographic group in the country. And this rate is unlikely to improve unless community ... full story

Study Reveals Cause of Poorer Outcomes for African-American Patients With Breast Cancer

Apr. 18, 2015 — Poorer outcomes for African-American women with estrogen-receptor positive breast cancer, compared with European-American patients, appears to be due, in part, to a strong survival mechanism within ... full story

Experts Warn Ebola Epidemic Could Return With a Vengeance Unless Lessons About Medical Trials Are Learned

Apr. 17, 2015 — Health experts have warned that a greater flexibility must be brought to medical trials to combat diseases like Ebola to avoid facing another nightmare outbreak. The rapidity and spread of the Ebola ... full story

9/11 Leaves Legacy of Chronic Ill Health Among Emergency Medical Services Workers

Apr. 16, 2015 — The 9/11 attacks on the World Trade Center in New York City in 2001 have left a legacy of chronic ill health among emergency medical services workers who came to the rescue of the victims, reveals ... full story

Diversity Is Key to Stability, Grassland Study Finds

Apr. 16, 2015 — Researchers looked at 28 years' worth of data on plant growth, number of species, ecosystem stability and exposure to changes in nitrogen, carbon dioxide, fire, grazing and water collected from ... full story

Self-Affirmations May Calm Jitters, Boost Performance

Apr. 17, 2015 — Individuals in positions of low power perform worse under pressure, relative to those in positions of high power. However, new research shows that self-affirmations can effectively reduce the power ... full story

Firearm-Related Hospitalizations Linked to U. S. Stock Market Performance

Apr. 16, 2015 — Economic climate may impact incidence of firearm-related injuries and fatalities, which pose a burden on U.S. healthcare resources, report ... full story

Patents Forecast Technological Change

Apr. 15, 2015 — Engineers have devised a formula for estimating how fast a technology is advancing, based on information gleaned from relevant ... full story

Interactivity Tools Can Boost Persuasiveness of Websites

Apr. 14, 2015 — Messages conveyed on websites may be more persuasive if theses websites are interactive, according to ... full story

Who's a CEO? Google Image Results Can Shift Gender Biases

Apr. 9, 2015 — A new study assesses how accurately gender representations in online image search results for 45 different occupations -- from CEO to telemarketer to engineer -- match reality. Exposure to skewed ... full story

When Health Risks Go Down, Worker Productivity Goes Up

Apr. 8, 2015 — Changes in employee health risk factors have a significant impact on work productivity, reports a new study. The productivity benefits of improved health are "cumulative over time," highlighting the ... full story

Overconfidence in New Technologies Can Influence Decision-Making

Apr. 8, 2015 — Technological advances in recent decades have transformed most aspects of daily life, and technology now plays a major role in business and society. However, little is known about how perceptions of ... full story

How Long Do Firms Live? Finding Patterns of Company Mortality in Market Data

Apr. 1, 2015 — New research reveals a surprising insight: publicly-traded firms die off at the same rate regardless of their age or economic ... full story

Ads in Free Mobile Apps Have Hidden Costs for Both Users and Developers

Apr. 1, 2015 — Advertising may allow developers to make smartphone apps free, but it has hidden costs -- draining batteries, eating up network data, and using more ... full story

Interview Blues: Anxious, Slow Talkers Often Do Not Get the Job

Apr. 1, 2015 — Job candidates should focus on exuding warmth and assertiveness, a new study says. Researchers offer a few tips for those who are worried that their nerves might stand between them and acing their ... full story

Kids With ADHD Must Squirm to Learn, Study Says

Apr. 17, 2015 — Excessive movement common among children with attention-deficit/hyperactivity disorder is actually vital to how they remember information and work out complex cognitive tasks, a new study shows. The ... full story

Study Links Brain Anatomy, Academic Achievement, and Family Income

Apr. 17, 2015 — Many years of research have shown that for students from lower-income families, standardized test scores and other measures of academic success tend to lag behind those of wealthier students. A new ... full story

Nothing Beats a Good Night's Sleep for Helping People Absorb New Information, New Research Reveals

Apr. 17, 2015 — Researchers have found that successful long-term learning happens after classroom teaching, after the learners have slept on the new ... full story

Teaching Children in Schools About Sexual Abuse May Help Them Report Abuse

Apr. 16, 2015 — Children who are taught about preventing sexual abuse at school are more likely than others to tell an adult if they had, or were actually experiencing sexual abuse. However, the review's authors say ... full story

Family Therapist Suggests Parents Relearn to Play

Apr. 15, 2015 — A family therapist has one word for parents who want to raise a healthy, happy child: ... full story

Childhood Self-Control Linked to Enhanced Job Prospects Throughout Life

Apr. 14, 2015 — Parents who work to instill self-control in their children will see them reap the benefits not only in the short-term but throughout their working life, according to new ... full story

Civic Engagement May Stave Off Brain Atrophy, Improve Memory

Apr. 14, 2015 — Instead of shrinking as expected, as part of the normal aging process, the memory center in the brains of seniors maintained their size and, in men, grew modestly after two years in a program that ... full story

Why Do People Play Violent Video Games? Storytelling and Meaningful Choices May Play a Part

Apr. 9, 2015 — A wealth of studies have shown that violent video games contribute to antisocial and aggressive behavior. But what makes those games appealing in the first place? One possibility is that storytelling ... full story

Don't Blame Kids If They Do Not Enjoy School, Study of Twins Suggests

Apr. 8, 2015 — When children are unmotivated at school, new research suggests their genes may be part of the equation. A study of more than 13,000 twins from six countries found that 40 to 50 percent of the ... full story

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