Today's Science News

Thursday, September 18, 2014

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Nature of War: Chimps Inherently Violent; Study Disproves Theory That 'Chimpanzee Wars' Are Sparked by Human Influence

Sep. 17, 2014 — Of all of the world's species, humans and chimpanzees are some of the only species to coordinate attacks on their own members. Since Jane Goodall introduced lethal inter-community killings, ... full story

New Explanation for Origin of Plate Tectonics: What Set Earth's Plates in Motion?

Sep. 17, 2014 — Geologists have a new explanation for the origin of plate tectonics. Researchers suggest it was triggered by the spreading of early continents then it eventually became a self-sustaining ... full story

New Branch Added to European Family Tree: Europeans Descended from at Least 3, Not 2, Groups of Ancient Humans

Sep. 17, 2014 — Previous work suggested that Europeans descended from two ancestral groups: indigenous hunter-gatherers and early European farmers. This new study shows that there was also a third ancestral group, ... full story

Smallest Known Galaxy With a Supermassive Black Hole

Sep. 17, 2014 — Astronomers have discovered that an ultracompact dwarf galaxy harbors a supermassive black hole – the smallest galaxy known to contain such a massive light-sucking object. The finding suggests huge ... full story

Effect of Ocean Acidification: Coral Growth Rate on Great Barrier Reef Plummets in 30-Year Comparison

Sep. 17, 2014 — Researchers working in Australia's Great Barrier Reef have documented that coral growth rates have plummeted 40 percent since the mid-1970s. The scientists suggest that ocean acidification may ... full story

First Blood Test to Diagnose Depression in Adults

Sep. 17, 2014 — The first blood test to diagnose major depression in adults has been developed, providing the first objective, scientific diagnosis for depression. The test also predicts who will benefit from ... full story

Certain Gut Bacteria May Induce Metabolic Changes Following Exposure to Artificial Sweeteners

Sep. 17, 2014 — Artificial sweeteners have long been promoted as diet and health aids. But breaking research shows that these products may be leading to the very diseases they were said to help prevent: scientists ... full story

Counting Fish Teeth Reveals Regulatory DNA Changes Behind Rapid Evolution, Adaptation

Sep. 17, 2014 — Threespine sticklebacks, small fish found around the globe, undergo rapid evolutionary change when they move from the ocean to freshwater lakes, losing their armor and gaining more teeth in as little ... full story

Nemo Can Travel Great Distances to Connect Populations: Baby Clownfish Travel Hundreds of Kilometers Across Open Ocean

Sep. 17, 2014 — Clownfish spend their entire lives nestling in the protective tentacles of host anemones, but new research shows that as babies they sometimes travel hundreds of kilometres across the open ocean. ... full story

Smart Teens Rub Off on Teammates, Study Shows

Sep. 17, 2014 — Having smart teammates can double a high school student's odds of going to college, research shows, and the type of or club does not appear to matter. Participating in more than one ... full story

Waistlines of U.S. Adults Continue to Increase

Sep. 16, 2014 — The prevalence of abdominal obesity and average waist circumference increased among U.S. adults from 1999 to 2012, according to a study. Waist circumference is a simple measure of total and ... full story

Recruiting Bacteria as Technology Innovation Partners: New Self-Healing Materials and Bioprocessing Technologies

Sep. 17, 2014 — For most people biofilms conjure up images of slippery stones in a streambed and dirty drains. While there are plenty of 'bad' biofilms around, a team of scientists see biofilms as a robust ... full story

Global Change: Trees in Central Europe Continue to Grow at a Faster Rate, Long-Term Study Finds

Sep. 17, 2014 — Trees in Central Europe have been growing significantly faster since the 1960s. The typical development phases of trees and stands have barely changed, but they have accelerated -- by as much as 70 ... full story

Scientists Create Therapy-Grade Stem Cells Using New Cocktail to Reprogram Adult Cells

Sep. 16, 2014 — Researchers have developed a new cocktail that's highly effective at coaxing adult cells to become quality pluripotent stem cells (iPSCs). Using a new combination of reprogramming factors, they ... full story

How Learning to Talk Is in the Genes

Sep. 16, 2014 — Researchers have found evidence that genetic factors may contribute to the development of language during infancy. Scientists discovered a significant link between genetic changes near the ROBO2 gene ... full story

Featured Videos

from AP, Reuters, AFP, and other news services

Boeing, SpaceX to Send Astronauts to Space Station

Boeing, SpaceX to Send Astronauts to Space Station

AFP (Sep. 17, 2014) — NASA selected Boeing and SpaceX on Tuesday to build America's next spacecraft to carry astronauts to the International Space Station (ISS) by 2017, opening the way to a new chapter in human spaceflight. Duration: 01:13 Video provided by AFP
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King Richard III's Painful Cause Of Death Revealed

King Richard III's Painful Cause Of Death Revealed

Newsy (Sep. 17, 2014) — King Richard III died in the Battle of Bosworth in 1485, and now researchers examining his skull think they know how. Video provided by Newsy
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Chimp Violence Study Renews Debate On Why They Kill

Chimp Violence Study Renews Debate On Why They Kill

Newsy (Sep. 17, 2014) — The study weighs in on a debate over whether chimps are naturally violent or become that way due to human interference in the environment. Video provided by Newsy
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Obesity Rates Steady Even As Americans' Waistlines Expand

Obesity Rates Steady Even As Americans' Waistlines Expand

Newsy (Sep. 17, 2014) — Researchers are puzzled as to why obesity rates remain relatively stable as average waistlines continue to expand. Video provided by Newsy
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last updated on 2014-09-18 at 10:03 am EDT

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Crowdsourcing Could Lead to Better Water in Rural India

Sep. 18, 2014 — A novel environmental crowdsourcing technique for assessing water quality in India is being evaluated by a three-continent research consortium. The technique relies on 53-cent test kits and the ... full story

Asian Americans Lower Insulin Resistance on Traditional Diet

Sep. 17, 2014 — Asian Americans have been shown to lower insulin resistance on a traditional diet, researchers report. One part of this puzzle may lie in the transition from traditional high-fiber, low-fat Asian ... full story

Lack of Facial Expression Leads to Perceptions of Unhappiness, New Research Shows

Sep. 17, 2014 — People with facial paralysis are perceived as being less happy simply because they can't communicate in the universal language of facial expression, a new study shows. The findings highlight the ... full story

Math Model Designed to Replace Invasive Kidney Biopsy for Lupus Patients

Sep. 17, 2014 — Mathematics might be able to reduce the need for invasive biopsies in patients suffering kidney damage related to the autoimmune disease lupus. The model could also be used to monitor the ... full story

Testosterone Therapy Should Only Be for Men With Hypogonadism, Experts Say

Sep. 17, 2014 — The appropriate population for testosterone replacement therapy is men with hypogonadism, experts say. The treatment has vast potential for adverse cardiovascular outcomes associated with its use in ... full story

Finding New Genetic Links to Prostate Cancer

Sep. 17, 2014 — 23 new regions of the genome have been discovered that influence the risk for developing prostate cancer, according to a study. Prostate cancer is the most common non-skin cancer in American men. ... full story

Abnormal Properties of Cancer Protein Revealed in Fly Eyes

Sep. 17, 2014 — Mutations in the human retinoblastoma protein gene are a leading cause of eye cancer. Now, scientists have turned to fruit fly eyes to unlock the secrets of this important cancer gene. Since fruit ... full story

Five Genes to Predict Colorectal Cancer Relapses

Sep. 17, 2014 — Five genes have been discovered differentially expressed in normal accompanying cells in colorectal tumors. Analysis of these genes could be used to classify colorectal tumors, predict the evolution ... full story

Parts of Genome Without a Known Function May Play a Key Role in the Birth of New Proteins

Sep. 17, 2014 — RNA called non-coding plays an important role in the evolution of new proteins, some of which could have important cell functions yet to be discovered, a study shows. The study analysed experiments ... full story

Size at Birth Affects Risk of Adolescent Mental Health Disorders

Sep. 17, 2014 — Compelling support has been offered for the general evolutionary theory that birth weight and length can partially predict the likelihood of being diagnosed with mental health disorders such as ... full story

Fighting Parents Hurt Children's Ability to Recognize and Regulate Emotions

Sep. 17, 2014 — Exposure to verbal and physical aggression between parents may hurt a child's ability to identify and control emotions, according to a longitudinal study. Exposure to conflict and violence in the ... full story

Babies Learn Words Differently as They Age, Researcher Finds

Sep. 17, 2014 — Researcher has found that toddlers learn words differently as they age, and a limit exists as to how many words they can learn each day. These findings could help parents enhance their children's ... full story

Benefits, Risks of Yoga Found for Bipolar Disorder

Sep. 17, 2014 — A survey of people with bipolar disorder who practice yoga have identified benefits and risks of the practice. The information, plus a pilot clinical trial currently underway, could help ... full story

Being Social: Learning from the Behavior of Birds

Sep. 17, 2014 — Science has learned a great deal about complex social behavior by studying nonhuman mammals and primates, but parrots might have something to teach too. A new study -- the first to quantify the ... full story

Treating Insomnia in Elderly Reduces Inflammation, Lowers Risk for Chronic Diseases

Sep. 17, 2014 — Insomnia can cause chronic inflammation, which can lead to hypertension, diabetes, heart disease, and more. This study finds that curing the insomnia reduces the inflammation and hopefully reduces ... full story

World Alzheimer Report 2014 Reveals Persuasive Evidence for Dementia Risk Reduction

Sep. 17, 2014 — The World Alzheimer Report 2014 'Dementia and Risk Reduction: An analysis of protective and modifiable factors,' released today, suggests that dementia risk for populations can be modified through ... full story

Proteins Hey1, Hey2 Ensure That Inner Ear 'Hair Cells' Are Made at the Right Time, in the Right Place

Sep. 16, 2014 — The “molecular brakes” that time the generation of important cells in the inner ear cochleas of mice have been discovered by neuroscientists. These “hair cells” translate sound waves into ... full story

Don't Underestimate Your Mind's Eye: Objects Don't Need to Be Seen to Impact Decision-Making

Sep. 16, 2014 — Objects in our visual environment needn't be seen in order to impact decision making, according to new research. Take a look around, and what do you see? Much more than you think you do, thanks to ... full story

Computerized Emotion Detector

Sep. 16, 2014 — Face recognition software measures various parameters in a mug shot, such as the distance between the person's eyes, the height from lip to top of their nose and various other metrics and then ... full story

The Genetics of Coping With HIV

Sep. 16, 2014 — We respond to infections in two fundamental ways. One is 'resistance,' where the body attacks the invading pathogen and reduces its numbers. Another, which is much less well understood, is ... full story

Phthalates Heighten Risk for Childhood Asthma

Sep. 17, 2014 — An association between childhood asthma and prenatal exposure to two phthalates used in a diverse array of household products has been discovered by researchers. Phthalates are used in everything ... full story

Do Wearable Lifestyle Activity Monitors Really Work?

Sep. 16, 2014 — Wearable electronic activity monitors hold great promise in helping people to reach their wellness goals. These increasingly sophisticated devices help the wearers improve their wellness by ... full story

Effect of Magnesium Sulfate During Pregnancy on Very Preterm Infants

Sep. 16, 2014 — Magnesium sulfate given intravenously to pregnant women at risk of very preterm birth was not associated with benefit on neurological, behavioral, growth, or functional outcomes in their children at ... full story

Human Faces Are So Variable Because We Evolved to Look Unique

Sep. 16, 2014 — Why are human faces so variable compared to other animals, from lizards and penguins to dogs and monkeys? Scientists analyzed human faces and the genes that code for facial features and found a high ... full story

The Benefits and Dangers of Supplements

Sep. 16, 2014 — From multivitamins to supplements that pledge to help with everything from depression to treating athlete’s foot, whole stores are filled with these alternative medications. With so many options ... full story

A Heart-Felt Need for Dairy Food: Small Serving Beneficial, Large Not Necessary

Sep. 16, 2014 — A daily small serve of dairy food may reduce the risk of heart disease or stroke, even in communities where such foods have not traditionally formed part of the diet according to new ... full story

More Cheese, Please! News Study Shows Dairy Is Good for Your Metabolic Health

Sep. 16, 2014 — Researchers studied the dairy-eating habits of healthy French-Canadians' and monitored how dairy consumption may have an effect on their overall metabolic health. It's well known that dairy products ... full story

Dental, Nutrition Experts Call for Radical Rethink on Free Sugars Intake

Sep. 15, 2014 — Sugars in the diet should make up no more than 3 percent of total energy intake to reduce the significant financial and social burdens of tooth decay, finds new research. Free sugars are defined by ... full story

Consumption of High-Fat Dairy Products Associated With Lower Risk of Developing Diabetes

Sep. 15, 2014 — People with the highest consumption of high-fat dairy products -- eight or more portions per day -- have a 23 percent lower risk of developing type 2 diabetes than those with the lowest consumption ... full story

New Recommendations for Treating Urinary Incontinence in Women

Sep. 15, 2014 — Kegel exercises to strengthen pelvic floor muscles, bladder training, and weight loss and exercise are effective nonsurgical treatment options for women with urinary incontinence, according to a new ... full story

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How Do Neutron Bells Toll on the Skin of the Atomic Nucleus? Vibrations of the Surface of a Heavy Nucleus Observed

Sep. 18, 2014 — Physicists have observed -- for the first time with such precision -- vibrations of the surface of a heavy nucleus, lead 208Pb. Through their extremely accurate measurements this team has unraveled ... full story

Carbon Dioxide Converted Into a Valuable Resource

Sep. 18, 2014 — Researchers have opened a pilot plant that converts CO2 and slag, the by-product of steel manufacturing, into a valuable mineral product. The product, Precipitated Calcium Carbonate (PCC), is used in ... full story

Reduce Traffic Congestion: Wirelessly Route Drivers Around Congested Roadways

Sep. 17, 2014 — At the Intelligent Transportation Systems World Congress last week, MIT researchers received one of the best-paper awards for a new system, dubbed RoadRunner, that uses GPS-style turn-by-turn ... full story

Engineers Develop Algorithms to Switch out and Recharge Battery Modules in Electric Cars

Sep. 17, 2014 — Imagine being able to switch out the batteries in electric cars just like you switch out batteries in a photo camera or flashlight. A team of engineers are trying to accomplish just that, in ... full story

Physicists Heat Freestanding Graphene to Control Curvature of Ripples

Sep. 17, 2014 — Physicists have discovered that heating can be used to control the curvature of ripples in freestanding graphene. The finding provides fundamental insight into understanding the influence temperature ... full story

Nanoscience Makes Your Wine Better

Sep. 17, 2014 — One sip of a perfectly poured glass of wine leads to an explosion of flavors in your mouth. Researchers have now developed a nanosensor that can mimic what happens in your mouth when you drink wine. ... full story

Global Shift Away from Cars Would Save US$100 Trillion, Eliminate 1,700 Megatons of Carbon Dioxide Pollution

Sep. 17, 2014 — More than $100 trillion in cumulative public and private spending, and 1,700 megatons of annual carbon dioxide -- a 40 percent reduction of urban passenger transport emissions -- could be eliminated ... full story

Sharks' Skin Has Teeth in the Fight Against Hospital Superbugs

Sep. 17, 2014 — Transmission of bacterial infections, including Methicillin-resistant Staphylococcus aureus and Methicillin-sensitive Staphylococcus aureus could be curbed by coating hospital surfaces with ... full story

'Smart Material' Chin Strap Harvests Energy from Chewing

Sep. 17, 2014 — A chin strap that can harvest energy from jaw movements has been created by a group of researchers in Canada. It is hoped that the device can generate electricity from eating, chewing and talking, ... full story

Flying Robots Will Go Where Humans Can't

Sep. 17, 2014 — There are many situations where it’s impossible, complicated or too time-consuming for humans to enter and carry out operations. Think of contaminated areas following a nuclear accident, or the ... full story

NASA Chooses American Companies to Transport U.S. Astronauts to International Space Station

Sep. 17, 2014 — U.S. astronauts once again will travel to and from the International Space Station from the United States on American spacecraft under groundbreaking contracts NASA announced Tuesday. The agency ... full story

Violent Origins of Disc Galaxies: Why Milky Way-Like Galaxies Are So Common in the Universe

Sep. 17, 2014 — For decades scientists have believed that galaxy mergers usually result in the formation of elliptical galaxies. Now, for the the first time, researchers have found direct evidence that merging ... full story

219 Million Stars: Astronomers Release Most Detailed Catalog Ever Made of the Visible Milky Way

Sep. 16, 2014 — A new catalog of the visible part of the northern part of our home Galaxy, the Milky Way, includes no fewer than 219 million stars. From dark sky sites on Earth, the Milky Way appears as a glowing ... full story

Martian Meteorite Yields More Evidence of the Possibility of Life on Mars

Sep. 15, 2014 — A tiny fragment of Martian meteorite 1.3 billion years old is helping to make the case for the possibility of life on Mars, say scientists. The finding are of a 'cell-like' structure, which ... full story

Clues to How Giant Elliptical Galaxies Move

Sep. 12, 2014 — New clues to how giant elliptical galaxies move have been discovered by an international team of astronomers. Elliptical galaxies have long been considered as essentially being made up of old stars ... full story

NASA's Mars Curiosity Rover Arrives at Martian Mountain

Sep. 11, 2014 — NASA's Mars Curiosity rover has reached the Red Planet's Mount Sharp, a Mount-Rainier-size mountain at the center of the vast Gale Crater and the rover mission's long-term prime ... full story

First Map of Rosetta's Comet

Sep. 11, 2014 — Scientists have found that the surface of comet 67P/Churyumov-Gerasimenko -- the target of study for the European Space Agency's Rosetta mission -- can be divided into several regions, each ... full story

Unraveling Mysteries of the Venusian Atmosphere

Sep. 11, 2014 — Underscoring the vast differences between Earth and its neighbor Venus, new research shows a glimpse of giant holes in the electrically charged layer of the Venusian atmosphere, called the ... full story

Alien Life Search: Spotting Atmospheric Chemistry of Alien Worlds Devoid of Life

Sep. 11, 2014 — Astronomers searching the atmospheres of alien worlds for gases that might be produced by life can't rely on the detection of just one type, such as oxygen, ozone, or methane, because in some cases ... full story

'Hot Jupiters' Provoke Their Own Host Suns to Wobble

Sep. 11, 2014 — Blame the 'hot Jupiters.' These large, gaseous exoplanets can make their suns wobble when they wend their way through their own solar systems to snuggle up against their suns, according to new ... full story

First Water-Based Nuclear Battery Can Be Used to Generate Electrical Energy

Sep. 16, 2014 — For the first time using a water-based solution, researchers have created a long-lasting and more efficient nuclear battery that could be used for many applications such as a reliable energy source ... full story

Scientists Twist Radio Beams to Send Data: Transmissions Reach Speeds of 32 Gigibits Per Second

Sep. 16, 2014 — Researchers twist four radio beams together to achieve high data transmission speeds. The researchers reached data transmission rates of 32 gigabits per second across 2.5 meters of free space in a ... full story

For Electronics Beyond Silicon, a New Contender Emerges

Sep. 16, 2014 — Using a quantum material called a correlated oxide, researchers have achieved a reversible change in electrical resistance of eight orders of magnitude, a result the researchers are calling ... full story

Ebola Outbreak 'out of All Proportion' and Severity Cannot Be Predicted, Expert Says

Sep. 16, 2014 — A mathematical model that replicates Ebola outbreaks can no longer be used to ascertain the eventual scale of the current epidemic, finds new ... full story

The Future Face of Molecular Electronics

Sep. 16, 2014 — The emerging field of molecular electronics could take our definition of portable to the next level, enabling the construction of tiny circuits from molecular components. In these highly efficient ... full story

Making Quantum Dots Glow Brighter

Sep. 16, 2014 — Researchers have found a new way to control the properties of quantum dots, those tiny chunks of semiconductor material that glow different colors depending on their size. Quantum dots, which are so ... full story

Judging a Fish by Its Color: For Female Bluefin Killifish, Love Is a Yellow Mate

Sep. 16, 2014 — Researchers used male replicas of bluefin killifish and controlled their movement with robotic arms to improve repeatability in experiments designed to determine how fertile female fish would respond ... full story

'Squid Skin' Metamaterials Project Yields Vivid Color Display

Sep. 15, 2014 — The quest to create artificial 'squid skin' -- camouflaging metamaterials that can 'see' colors and automatically blend into the background -- is one step closer to reality, thanks to a breakthrough ... full story

Run, Cheetah, Run: New Algorithm Enables Cheetah Robot to Run and Jump, Untethered, Across Grass

Sep. 15, 2014 — Speed and agility are hallmarks of the cheetah: The big predator is the fastest land animal on Earth, able to accelerate to 60 mph in just a few seconds. As it ramps up to top speed, a cheetah pumps ... full story

New Math and Quantum Mechanics: Fluid Mechanics Suggests Alternative to Quantum Orthodoxy

Sep. 12, 2014 — The central mystery of quantum mechanics is that small chunks of matter sometimes seem to behave like particles, sometimes like waves. For most of the past century, the prevailing explanation of this ... full story

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Shorebird's Beak Inspires Research on Water Collection

Sep. 17, 2014 — An engineering professor and his doctoral student have designed a device based on a shorebird's beak that can accumulate water collected from fog and dew. The device could provide water in ... full story

Dogs Respond to Goal-Directed Behavior at Similar Level to Infants

Sep. 17, 2014 — Dogs look at a person interacting with a new object longer than a person interacting with a familiar object moved to a different location, suggesting perception of goal-directed behavior, according ... full story

The Future of Global Agriculture May Include New Land, Fewer Harvests

Sep. 17, 2014 — Climate change may expand suitable cropland, particularly in the Northern high latitudes, but tropical regions may becoming decreasingly ... full story

Iberian Pig Genome Remains Unchanged After Five Centuries

Sep. 17, 2014 — A team of Spanish researchers have obtained the first partial genome sequence of an ancient pig. Extracted from a sixteenth century pig found at the site of the Montsoriu Castle in Girona, the data ... full story

Cape Cod Saltmarsh Recovery Looks Good, Falls Short

Sep. 17, 2014 — In some places Cape Cod's imperiled saltmarsh grasses have been making a comeback, but a new study reports that their ability to protect the coast has not returned nearly as fast as their healthy ... full story

Great Barrier Reef Is an Effective Wave Absorber

Sep. 17, 2014 — The Great Barrier Reef is a remarkably effective wave absorber, despite large gaps between the reefs, a study concludes. The Great Barrier Reef in Australia is the largest coral reef system in the ... full story

Conquering the World at a Snail's Pace: Expansion of Invasive Mediterranean Tramp Slug

Sep. 17, 2014 — The expansion of the invasive Mediterranean Tramp Slug has been the focus of recent research. This mollusk already inhabits large parts of Europe and Australia as well as North and South America. ... full story

Boosting Global Corn Yields Depends on Improving Nutrient Balance

Sep. 16, 2014 — Ensuring that corn absorbs the right balance of nitrogen, phosphorus and potassium is crucial to increasing global yields, a study finds. A review of data from more than 150 studies from the U.S. and ... full story

Healthy Humans Make Nice Homes for Viruses

Sep. 16, 2014 — The same viruses that make us sick can take up residence in and on the human body without provoking a sneeze, cough or other troublesome symptom, according to new research. On average, healthy ... full story

Impact That Doomed the Dinosaurs Helped the Forests Bloom

Sep. 16, 2014 — Some 66 million years ago, a 10-km diameter chunk of rock hit the Yucatan peninsula with the force of 100 teratons of TNT. It left a crater more than 150 km across, and the resulting megatsunami, ... full story

Is Sahara Desert Several Million Years Older Than Previously Thought?

Sep. 18, 2014 — The Sahara is the world’s largest subtropical desert. During the last decades, numerous scientific studies have probed its geological and archeological archives seeking to reveal its history. ... full story

Study on Global Carbon Cycle May Require Reappraisal of Climate Events in Earth's History

Sep. 16, 2014 — A recent study of the global carbon cycle offers a new perspective of Earth's climate records through time. Scientists suggest that one of the current methods for interpreting ancient changes in the ... full story

Tornadoes Occurring Earlier in 'Tornado Alley'

Sep. 16, 2014 — Peak tornado activity in the central and southern Great Plains is occurring up to two weeks earlier than it did half a century ... full story

Each Tree Species Has Unique Bacterial Identity, Microbiome Research Shows

Sep. 16, 2014 — Each tree species has its own bacterial identity. That's the conclusion of researchers who studied the genetic fingerprints of bacteria on 57 species of trees growing on a Panamanian ... full story

What's for Dinner? Rapidly Identifying Undescribed Species in a Commercial Fungi Packet

Sep. 16, 2014 — For lovers of wild foods, autumn harks a season of bounty. Fungi of dizzying variety erupt from wood and soil, luring intrepid collectors to woodlands in search of elusive but delectable wild ... full story

The Gulf Stream Kept Going During the Last Ice Age

Sep. 16, 2014 — The warm Atlantic water continued to flow into the icy Nordic seas during the coldest periods of the last Ice Age. An ice age may sound as a stable period of cold weather, but the name deceives. In ... full story

Wastewater Injection Is Culprit for Most Earthquakes in Southern Colorado and Northern New Mexico, Study Finds

Sep. 15, 2014 — The deep injection of wastewater underground is responsible for the dramatic rise in the number of earthquakes in Colorado and New Mexico since 2001, according to a new study. The Raton Basin, which ... full story

Mega-Quake Possible for Subduction Zones Along 'Ring of Fire,' New Study Suggests

Sep. 15, 2014 — The magnitude of the 2011 Tohoku quake (M 9.0) caught many seismologists by surprise, prompting some to revisit the question of calculating the maximum magnitude earthquake possible for a particular ... full story

3-D Printing of Rocks and Fossils

Sep. 15, 2014 — Geologists are using 3-D printing to study the pores within limestone reservoir rocks. A better understanding of the pore networks within the rocks could help industry get at more ... full story

Tropical Tree Microbiome Discovered in Panama

Sep. 15, 2014 — Despite the fact that tropical forests are the most biodiverse terrestrial ecosystems on the planet, more is known about belly-button bacteria than bacteria on trees in the tropics. Scientists ... full story

'Lost Chapel' Skeletons Found Holding Hands After 700 Years

Sep. 18, 2014 — Archaeologists have uncovered a trove of relics and remains at Chapel of St Morrell in Leicestershire. Some relationships last a lifetime -- and archaeologists have discovered that they can last even ... full story

Modern Forensic Techniques Identify Most Likely Cause of King Richard III’s Death

Sep. 17, 2014 — The remains of King Richard III -- the last English monarch to die in battle -- were found under a car park in Leicester by archaeologists. The forensic imaging team used whole body CT scans and ... full story

Forgotten Ghost Ships Off Golden Gate Revealed

Sep. 16, 2014 — Researchers confirmed the discovery just outside San Francisco's Golden Gate strait of the 1910 shipwreck SS Selja and an unidentified early steam tugboat wreck tagged the 'mystery wreck.' The ... full story

Early Earth Less 'Hellish' Than Previously Thought

Sep. 15, 2014 — Conditions on Earth during its first 500 million years may have been cool enough to form oceans of water instead of being too hot for life to form. This alternate view of Earth's first geologic eon, ... full story

'Jaws' Lived in Doncaster, England: Archeologists Dig Up Evidence of Sharks and Swamps 310 Million Years Ago

Sep. 15, 2014 — Sharks, swamps and a tropical rainforest teeming with life – it’s not what comes to mind when you think of Yorkshire, England.  But for the first time evidence of Doncaster’s ... full story

Hitting the Jackpot on a Dig in Gernsheim: Long Lost Roman Fort Discovered

Sep. 15, 2014 — In the course of an educational dig in Gernsheim in the Hessian Ried, archaeologists have discovered a long lost Roman fort: A troop unit made up out of approximately 500 soldiers (known as a ... full story

How an Ancient Vertebrate Uses Familiar Tools to Build a Strange-Looking Head

Sep. 14, 2014 — New research reveals that the sea lamprey Petromyzon marinus, a survivor of ancient jawless vertebrates, exhibits a pattern of gene expression that is reminiscent of its jawed cousins, which evolved ... full story

Scientists Report First Semiaquatic Dinosaur, Spinosaurus: Massive Predator Was More Than 9 Feet Longer Than Largest T. Rex

Sep. 11, 2014 — Scientists today unveiled what appears to be the first truly semiaquatic dinosaur, Spinosaurus aegyptiacus. New fossils of the massive Cretaceous-era predator reveal it adapted to life in the water ... full story

How Salt Causes Buildings to Crumble

Sep. 11, 2014 — Salt crystals are often responsible when buildings start to show signs of aging. Researchers have studied salt damage in greater depth and can now predict weathering processes more ... full story

Groundwater Tied to Human Evolution

Sep. 10, 2014 — Our ancient ancestors' ability to move around and find new sources of groundwater during extremely dry periods in Africa millions of years ago may have been key to their survival and the evolution of ... full story

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Evidence of Genetic Link to PTSD in Soldiers Exposed to Childhood Trauma

Sep. 16, 2014 — While abnormalities in the adrenergic and noradrenergic systems, both integral in the fight-or-flight response, are thought to play a role in the development of post-traumatic stress disorder, until ... full story

Burnout Caused by More Than Just Job Stress

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

Concussions: 'Hidden Injury' in Sports

Sep. 15, 2014 — Two new studies shed light on the most common form of head injury seen in athletes. They suggest that concussions continue to be a 'hidden injury' in sports, even in the face significant increased ... full story

Long-Term Effects of Childhood Asthma Influenced by Socioeconomic Status

Sep. 15, 2014 — Asthma is associated with attention and behavioral issues in children, yet little existing research examines how socioeconomic status may influence the ultimate effects of these difficulties. Now, a ... full story

Like My Body Odor, Like My Politics: People Are Attracted to the Body Odor of Others With Similar Political Beliefs

Sep. 15, 2014 — A new study reveals that people find the smell of others with similar political opinions to be attractive, suggesting that one of the reasons why so many spouses share similar political views is ... full story

New Way to Predict Hurricane Strength, Destruction

Sep. 15, 2014 — A new study demonstrates a different way of projecting a hurricane’s strength and intensity that could give the public a better idea of a storm’s potential for ... full story

Everyday Discrimination Impacts Mental Health

Sep. 15, 2014 — Researchers have determined that African Americans and Caribbean blacks who experience discrimination of multiple types are at substantially greater risk for a variety of mental disorders including ... full story

Skin Cancer Risks Higher for Soldiers Serving Abroad

Sep. 15, 2014 — Soldiers deployed to tropical and sunny climates are coming home with increased risk factors for a threat far from the battlefield: skin cancer. "This study demonstrates room for improvement for skin ... full story

Fracking: Gas Leaks from Faulty Wells Linked to Contamination in Some Groundwater

Sep. 15, 2014 — A study has pinpointed the likely source of most natural gas contamination in drinking-water wells associated with hydraulic fracturing, and it's not the source many people may have ... full story

One in Five Men Reports Violence Toward Intimate Partners

Sep. 15, 2014 — Intimate partner violence is more prevalent than diabetes, research shows. One in five men in the U.S. reports violence towards their spouse or significant other, says a new nationally-representative ... full story

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

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

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

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

Working During Depression Can Offer Health Benefits to Employees

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

There Could Be Increased Numbers of Psychopaths in Senior Managerial Positions, High Levels of Business, Research Shows

Sep. 8, 2014 — For the first time, it has been demonstrated that people with psychopathic tendencies who have high IQs can mask their symptoms by manipulating tests designed to reveal their personalities. It raises ... full story

Self-Deceived Individuals Deceive Others Better

Aug. 27, 2014 — Over-confident people can fool others into believing they are more talented than they actually are, a study has found. These 'self-deceived' individuals could be more likely to get promotions and ... full story

Feeling Bad at Work Can Be a Good Thing (and Vice Versa)

Aug. 21, 2014 — Contrary to popular opinion, it can be good to feel bad at work, whilst feeling good in the workplace can also lead to negative outcomes, researchers say. The commonly-held assumption that positivity ... full story

Sleepy College Students Stressed by Jobs

Aug. 20, 2014 — College students are typically more sleep deprived than the rest of us and often ignore the health benefits of adequate slumber, said a researcher who studies the topic. "Sleep is extremely important ... full story

In an Already Stressful Workplace, Great Recession's Health Effects Hard to Find

Aug. 19, 2014 — The Great Recession of 2007-2009 had little direct effect on the health of workers who survived the waves of job cuts that took place during that period, according to a new ... full story

Disconnect Between Parenting and Certain Jobs a Source of Stress

Aug. 16, 2014 — Some working parents are carrying more psychological baggage than others — and the reason has nothing to do with demands on their time and energy. The cause is their ... full story

Shift Workers: Evidence for Sleep-Inducing and Alertness Drugs Is Weak

Aug. 12, 2014 — Shift workers are taking drugs to help them stay awake or get to sleep despite weak evidence for their benefit, according to a new review. The authors of the review found only small numbers of trials ... full story

Brain Scans Used to Forecast Early Reading Difficulties

Sep. 15, 2014 — Researchers have used brain scans to predict how young children learn to read, giving clinicians a possible tool to spot children with dyslexia and other reading difficulties before they experience ... full story

Brain Differences: Sometimes, Adolescents Just Can't Resist

Sep. 11, 2014 — A new study finds teenagers are far more sensitive than adults to the immediate effect or reward of their behaviors. Even when a behavior is no longer in a teenager’s best interest to continue, ... full story

High Levels of Physical Activity Linked to Better Academic Performance in Boys

Sep. 11, 2014 — Higher levels of physical activity are related to better academic achievement during the first three school years, particularly in boys, research shows. For instance, boys with higher levels of ... full story

Binge Drinking in Pregnancy Can Affect Child's Mental Health, School Results

Sep. 10, 2014 — Binge drinking during pregnancy can increase the risk of mental health problems (particularly hyperactivity and inattention) in children aged 11 and can have a negative effect on their school ... full story

Cellphone Addiction Harming Academic Performance Is 'an Increasingly Realistic Possibility'

Aug. 28, 2014 — Women college students spend an average of 10 hours a day on their cellphones, with men college students spending nearly eight hours, according to a study on cellphone activity. "As cellphone ... full story

Readers With Dyslexia Have Disrupted Network Connections in the Brain, Map the Circuitry of Dyslexia Shows

Aug. 28, 2014 — Dyslexia, the most commonly diagnosed learning disability in the United States, is a neurological reading disability that occurs when the regions of the brain that process written language don't ... full story

Social Class Makes a Difference in How Children Tackle Classroom Problems

Aug. 27, 2014 — Social class can account for differences in how parents coach their children to manage classroom challenges, a study shows. Such differences can affect a child's education by reproducing inequalities ... full story

Combining Math and Music to Open New Possibilities

Aug. 25, 2014 — The power of mathematics to open new possibilities in music has been demonstrated by scientists for years. Modern experiments with computer music are just the most recent ... full story

ADHD Children Make Poor Decisions Due to Less Differentiated Learning Processes

Aug. 21, 2014 — Attention-Deficit/Hyperactivity Disorder (ADHD) is one of the most common psychiatric disorders among school children. Pupils with ADHD often make poorer decisions than their unaffected classmates. ... full story

Children's Drawings Indicate Later Intelligence, Study Shows

Aug. 18, 2014 — How 4-year-old children draw pictures of a child is an indicator of intelligence at age 14, according to a new study. The researchers studied 7,752 pairs of identical and non-identical twins and ... full story

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