Today's Science News

Thursday, January 29, 2015

Featured Research

from universities, journals, and other organizations

Functioning Brain Tissue Grown in 3-D Structure

Jan. 29, 2015 Researchers have induced human embryonic stem cells to self-organize into a three-dimensional structure similar to the cerebellum, providing tantalizing clues in the quest to recreate neural ... full story

Iceland Rises as Its Glaciers Melt from Climate Change

Jan. 29, 2015 Earth's crust under Iceland is rebounding as global warming melts the island's great ice caps. In south-central Iceland some sites are moving upward as much as 1.4 inches (35 mm) per year. ... full story

Ancient Skull Shows Modern Humans Colonized Eurasia 60-70,000 Years Ago

Jan. 29, 2015 A skull provides direct anatomical evidence that fills a problematic time gap of modern human migration into Europe. It is also the first proof that anatomically modern humans existed at the same ... full story

Long-Necked 'Dragon' Discovered in China: Dinosaur's Lightweight Neck Spanned Half the Length of Its Body

Jan. 28, 2015 Paleontologists have discovered a new species of a long-necked dinosaur from a skeleton found in China. The new species belongs to a group of dinosaurs called mamenchisaurids, known for their ... full story

Some Potentially Habitable Planets Began as Gaseous, Neptune-Like Worlds

Jan. 28, 2015 Two phenomena known to inhibit the potential habitability of planets -- tidal forces and vigorous stellar activity -- might instead help chances for life on certain planets orbiting low-mass stars, ... full story

Gully Patterns Document Martian Climate Cycles

Jan. 28, 2015 Gullies carved into impact craters on Mars provide a window into climate change on the Red Planet. A new analysis suggests Mars has undergone several ice ages in the last several million years. The ... full story

Smothered Oceans: Extreme Oxygen Loss in Oceans Accompanied Past Global Climate Change

Jan. 28, 2015 From the subarctic Pacific to the Chilean margins, extreme oxygen loss is stretching from the upper ocean to about 3,000 meters deep. In some oceanic regions, such loss occurred within 100 years or ... full story

Molecular Alterations in Head and Neck Cancers Uncovered by Study

Jan. 28, 2015 A new study shows genomic differences in head and neck cancers caused by infection with the human papillomavirus. In addition, researchers have uncovered new smoking-related cancer subtypes and ... full story

Quantum Computer as Detector Shows Space Is Not Squeezed

Jan. 28, 2015 Ever since Einstein proposed his special theory of relativity in 1905, physics and cosmology have been based on the assumption that space looks the same in all directions -- that it's not ... full story

Missing Link in Metal Physics Explains Earth's Magnetic Field

Jan. 28, 2015 Earth's magnetic field shields the life on our planet's surface from cosmic rays. It is generated by turbulent motions of liquid iron in Earth's core. Iron is a metal, which means it ... full story

Earlier Menopause Linked to Everyday Chemical Exposures

Jan. 28, 2015 Women whose bodies have high levels of chemicals found in plastics, personal-care products, common household items and the environment experience menopause two to four years earlier than women with ... full story

The Two Faces of Mars: Moon-Sized Celestial Object Crashed Into South Pole

Jan. 28, 2015 The two hemispheres of Mars are more different from any other planet in our solar system. Non-volcanic, flat lowlands characterize the northern hemisphere, while highlands punctuated by countless ... full story

Researchers Use Sound to Slow Down, Speed Up, and Block Light

Jan. 28, 2015 How do you make an optical fiber transmit light only one way? Researchers have experimentally demonstrated, for the first time, the phenomenon of Brillouin Scattering Induced Transparency (BSIT), ... full story

Blind Beetles Show Extraordinary Signs of Sight

Jan. 28, 2015 Researchers have made a surprising discovery in the aquifers beneath the Western Australian desert, which challenges the traditional Darwinian view of evolution. They have discovered that a species ... full story

Intracranial Stimulation Proved Efficient in the Recovery of Learning and Memory in Rats

Jan. 27, 2015 Stimulation of the hypothalamus completely reverses learning and memory deficits caused by brain lesions in rats, according to a first time discovery. The research has also served to study the ... full story

Featured Videos

from AP, Reuters, AFP, and other news services

Scientists Say Earliest Snakes Lived Alongside The Dinosaurs

Scientists Say Earliest Snakes Lived Alongside The Dinosaurs

Newsy (Jan. 28, 2015) Wrongly categorized as lizard fossils, snake fossils now show the reptile could have developed earlier than we thought — 70 million years earlier. Video provided by Newsy
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Ancient Skull May Mark Where Humans First Met Neanderthals

Ancient Skull May Mark Where Humans First Met Neanderthals

Newsy (Jan. 28, 2015) A 55,000-year-old skull fragment found in an Israeli cave might mark one of the first areas where modern humans and Neanderthals met. Video provided by Newsy
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Sugary Drinks May Cause Early Puberty In Girls, Study Says

Sugary Drinks May Cause Early Puberty In Girls, Study Says

Newsy (Jan. 28, 2015) Harvard researchers found that girls who consumed more than 1.5 sugary drinks a day had their first period earlier than those who drank less. Video provided by Newsy
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Ebola Killing Large Portion Of Ape Population

Ebola Killing Large Portion Of Ape Population

Newsy (Jan. 23, 2015) Experts estimate Ebola has wiped out one-third of the world's gorillas and chimpanzees. Video provided by Newsy
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last updated on 2015-01-29 at 1:53 pm EST

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Added Fructose Is a Principal Driver of Type 2 Diabetes

Jan. 29, 2015 Recent studies have shown that added sugars, particularly those containing fructose, are a principal driver of diabetes and pre-diabetes, even more so than other carbohydrates. Clinical experts ... full story

Hydrogen Sulfide Could Help Lower Blood Pressure

Jan. 29, 2015 A new compound, called AP39, which generates minute quantities of the gas hydrogen sulfide inside cells, could be beneficial in cases of high blood pressure and diseases of the blood vessels that ... full story

Rapid Test Kit Detects Dengue Antibodies from Saliva

Jan. 29, 2015 Finding out whether you have been infected with dengue may soon be as easy as spitting into a rapid test kit. Researchers have developed a paper-based disposable device that will allow ... full story

Diet, Nutrition Essential for Mental Health

Jan. 29, 2015 Evidence is rapidly growing showing vital relationships between both diet quality and potential nutritional deficiencies and mental health, a new international collaborative study has ... full story

How Poverty May Affect Memory

Jan. 29, 2015 Investigators have studied whether working memory of children living in rural poverty is distinct from the working memory profiles of children in urban poverty. The results clearly suggest that ... full story

Forecasting the Flu Better

Jan. 29, 2015 Researchers say they can predict the spread of flu a week into the future with as much accuracy as Google Flu Trends can display levels of infection right now. The study uses social network analysis ... full story

Novel Eye-Tracking Technology Detects Concussions, Head Injury Severity

Jan. 29, 2015 New research could move the medical community one step closer toward effectively detecting concussion and quantifying its severity. Neuroscientists and concussion experts present a unique, simple and ... full story

Nearly 2,500 Women Could Benefit from Mitochondrial Donation in UK

Jan. 29, 2015 Almost 2,500 women of child-bearing age in the UK are at risk of transmitting mitochondrial disease to their children, according to the most recent estimates. Experts say that these women could ... full story

Outbreak of Rare Respiratory Virus Could Be Linked With Paralysis in 12 Colorado Children

Jan. 29, 2015 A cluster of children from Colorado in the USA have been treated for muscle weakness or paralysis that may be connected to a nationwide outbreak of a usually rare respiratory virus called enterovirus ... full story

Ultrasound Technology Made to Measure

Jan. 29, 2015 The range of uses for ultrasound is gigantic; the applied technologies are just as diverse. Researchers are now covering a wide range of applications with a new modular system: From sonar systems to ... full story

Can Synesthesia Be Taught? Colored Letters, Tasty Sounds?

Jan. 29, 2015 Can synesthesia have cognitive benefits and can it be taught? There are over 60 known types of synesthesia, a condition in which stimulation of one sense, such as taste, leads to automatic, ... full story

Love and Intimacy in Later Life: Active Sex Lives Common in the Over 70s

Jan. 29, 2015 Older people are continuing to enjoy active sex lives well into their seventies and eighties, according to new research. More than half (54%) of men and almost a third (31%) of women over the age of ... full story

Child Maltreatment Not a Clear Path to Adult Crime

Jan. 29, 2015 Research has long made a connection between childhood abuse and neglect and crime in adulthood. But a new study found that when other life factors are considered, that link all but ... full story

Gender Roles: Men and Women Are Not So Different After All

Jan. 29, 2015 Gender is a large part of our identity that is often defined by our psychological differences as men and women. But a researcher says in reality men and women are more alike than we may ... full story

Why Upper Motor Neurons Degenerate in ALS

Jan. 28, 2015 Scientists have revealed a mechanism underlying the cellular degeneration of the upper motor neurons that die in ALS, and developed a model system that will allow further research on the ... full story

Concentrating on Word Sounds Helps Reading Instruction and Intervention

Jan. 28, 2015 A neuroimaging study by psychologist suggests that phonics shouldn't be overlooked in favor of a whole-language technique, a finding that could help improve treatment and diagnosis of common reading ... full story

Playing With Puzzles, Blocks May Build Children's Spatial Skills

Jan. 28, 2015 Play may seem like fun and games, but new research shows that specific kinds of play are actually associated with development of particular cognitive skills. Data from an American nationally ... full story

What's Happening With Your Donated Specimen?

Jan. 28, 2015 When donating blood, plasma, human tissue or any other bodily sample for medical research, most people might not think about how it's being used. But if you were told, would you care? A new study ... full story

Picture This: Technology Tightens Focus on Who's Watching Women

Jan. 28, 2015 Findings of a new study point to emotional consequences for women who are objectified for their physical appearance. The author concludes that the findings reflect objectification theory that ... full story

Beer Compound Could Help Fend Off Alzheimer's and Parkinson's Diseases

Jan. 28, 2015 The health-promoting perks of wine have attracted the spotlight recently, leaving beer in the shadows. But scientists are discovering new ways in which the latter could be a more healthful beverage ... full story

Hygiene Practices Affect Contact Lens Case Contamination

Jan. 28, 2015 Contact lens wearers who don't follow certain hygiene habits have increased bacterial contamination of their contact lens cases, reports a new study. Washing hands with soap and water, allowing cases ... full story

Children Feel Most Positively About Mothers Who Respect Their Autonomy

Jan. 28, 2015 Mothers who support their children's need for autonomy as the children grow tend to be viewed more positively by their children. The study included more than 2,000 mothers and their children. It ... full story

Dutch Babies Trump US Peers in Laughing, Smiling, Cuddling

Jan. 28, 2015 Dutch babies laugh, smile and like to cuddle more than their American counterparts. A new study examining temperamental differences between US and Dutch babies found infants born in the Netherlands ... full story

Sugary Drinks Linked to Earlier Onset of Menstrual Periods

Jan. 27, 2015 Girls who frequently consume sugary drinks tend to start their menstrual periods earlier than girls who do not, according to new research. The findings are important not only because of the growing ... full story

Infant Failure to Thrive Linked to Lysosome Dysfunction

Jan. 27, 2015 Neonatal intestinal disorders that prevent infants from getting the nutrients they need may be caused by defects in the lysosomal system -- or cell recycling center -- that occur before weaning. ... full story

Neuroscience Researchers Believe in Quitting Smoking Gradually

Jan. 27, 2015 The immediate reaction in the brain after quitting smoking has been the focus of a recent study. At just 12 hours after kicking the habit, the oxygen uptake and blood flow in the brain decrease ... full story

Where You Can Find New Labels and Why It's Not All About the Numbers

Jan. 27, 2015 A nutritionist explains a new regulation requiring calorie labeling at restaurants and why it's not just the numbers that put weight on your ... full story

Decisions on Future Childbearing in Women Diagnosed With a Meningioma

Jan. 27, 2015 43% of surveyed female meningioma survivors aged 25--44 yrs stated they were warned that pregnancy was a risk factor for meningioma recurrence. Nevertheless, these women were more likely to want a ... full story

Using Stem Cells to Grow New Hair

Jan. 27, 2015 Researchers have used human pluripotent stem cells to generate new hair. The study represents the first step toward the development of a cell-based treatment for people with hair loss. In the United ... full story

Ads Effective Even in the Midst of Multitasking, Studies Find

Jan. 26, 2015 Those video ads playing in the corner of your computer screen, in the midst of multitasking, may have more impact than you realize. They may be as effective as ads you're really watching, says one ... full story

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Vehicle Body Made from Cotton, Hemp, and Wood

Jan. 29, 2015 Carbon and glass fibers reinforce synthetics so that they can be used for vehicle body construction. But in this regard, there is an abundance of potential found in natural fibers -- obtained from ... full story

Solar Chip Monitors Windows

Jan. 29, 2015 A new kind of radio chip is intended to warn when windows are left open. This way, you can avoid having the heat go out the window on cold days. The sensor also detects break-in attempts early on. ... full story

Nanomedicines of the Future Will Build on Quantum Chemistry

Jan. 29, 2015 Quantum chemical calculations have been used to solve big mysteries in space. Soon the same calculations may be used to produce tomorrow’s cancer drugs, experts ... full story

Could a New Proposed Particle Help to Detect Dark Matter?

Jan. 29, 2015 Researchers have proposed a new fundamental particle which could explain why no one has managed to detect 'Dark Matter', the elusive missing 85 per cent of the Universe's mass. Dark Matter is thought ... full story

Researchers Produce Two Bio-Fuels from a Single Algae

Jan. 28, 2015 A common algae commercially grown to make fish food holds promise as a source for both biodiesel and jet fuel, according to a new ... full story

To Reassure Electric Car Buyers, Combine Battery Leasing With Better Charging

Jan. 28, 2015 A proper choice of business model plays a critical role in electric vehicle industry where many consumers are subject to range and resale anxieties. In particular, a combination of owning or leasing ... full story

Holes in Valence Bands of Nanodiamonds Discovered: Potential Catalysts for Splitting Water

Jan. 28, 2015 Nanodiamonds are tiny crystals only a few nanometers in size. While they possess the crystalline structure of diamonds, their properties diverge considerably from those of their big brothers, because ... full story

Demystifying Nanocrystal Solar Cells

Jan. 28, 2015 Researchers have developed a comprehensive model to explain how electrons flow inside new types of solar cells made of tiny crystals. The model allows for a better understanding of such cells and may ... full story

Detecting Chemical Weapons Quickly With a Color-Changing Film

Jan. 28, 2015 In today's world, in which the threat of terrorism looms, there is an urgent need for fast, reliable tools to detect the release of deadly chemical warfare agents (CWAs). Scientists are reporting new ... full story

Eyeglasses That Turn Into Sunglasses -- At Your Command

Jan. 28, 2015 Imagine eyeglasses that can go quickly from clear to shaded and back again when you want them to, rather than passively in response to changes in light. Scientists report a major step toward that ... full story

The Tell-Tale Signs of a Galactic Merger

Jan. 29, 2015 Astronomers have captured a striking view of spiral galaxy NGC 7714. This galaxy has drifted too close to another nearby galaxy and the dramatic interaction has twisted its spiral arms out of shape, ... full story

Astronomers Gain a New View of Galaxy M 82

Jan. 29, 2015 Astronomers have used the giant radio telescope Lofar to create the sharpest astronomical image ever taken at very long radio wavelengths. A new image shows the glowing center of the galaxy Messier ... full story

Cassini Catches Saturn's Moon Titan Naked in the Solar Wind

Jan. 28, 2015 Researchers studying data from NASA's Cassini mission have observed that Saturn's largest moon, Titan, behaves much like Venus, Mars or a comet when exposed to the raw power of the solar wind. The ... full story

Engineer Advances New Daytime Star Tracker

Jan. 28, 2015 NASA is developing a precision attitude sensor or star tracker that would be able to locate points of reference, or in other words, stars, during daylight ... full story

New Instrument to Study the Extreme Universe -- The X-Ray Polarimeter X-Calibur

Jan. 28, 2015 X-ray polarimetry promises to give qualitatively new information about high-energy astrophysical sources, such as black hole systems, the bright and active centers of galaxies, compact neutron stars, ... full story

Ballooning Offers Platform for Performing Research in a Space-Like Environment

Jan. 28, 2015 A high-altitude (>20 km) balloon platform is nearly ideal for carrying out scientific observations in a space-like environment, flight qualifying instrumentation, and transporting humans to the edge ... full story

The Mouth of the Beast: VLT Images Cometary Globule CG4

Jan. 28, 2015 Like the gaping mouth of a gigantic celestial creature, the cometary globule CG4 glows menacingly in this new image from ESO's Very Large Telescope. Although it appears to be big and bright in this ... full story

NASA's Dawn Spacecraft Captures Best-Ever View of Dwarf Planet Ceres

Jan. 27, 2015 NASA's Dawn spacecraft has returned the sharpest images ever seen of the dwarf planet Ceres. The images were taken 147,000 miles (237,000 kilometers) from Ceres on Jan. 25, and represent a new ... full story

'Knobby Terrain' a Sign of Mars's Explosive Past

Jan. 27, 2015 The Red Planet's upper crust is brittle and weak. Planetary geologists often attribute this to effusive eruption -- lava pouring out of a volcano onto the ground -- early in Mars's history with later ... full story

Asteroid That Flew Past Earth Has Moon

Jan. 27, 2015 Scientists working with NASA's 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, California, have released the first radar images of asteroid 2004 BL86. The images show the asteroid, ... full story

Pacemakers With Internet Connection, a Not-So-Distant Goal

Jan. 28, 2015 An efficient security protocol has been designed to protect the information provided by pacemakers and similar medical devices connected to the Internet. Thanks to the latest advances in ... full story

A Robot to Help Improve Agriculture and Wine Production

Jan. 28, 2015 Agricultural researchers and computer scientists are working on the development of an unmanned robot, equipped with non-invasive advanced sensors and artificial intelligence systems, which will help ... full story

Game Theory Explains Social Interactions of Cancer Cells

Jan. 28, 2015 The interactions of cancer cells may be explained by using game theory. The Public Goods Game is part of game theory and is used in economics as a model to analyze the provision of common goods. ... full story

Nanoscale Mirrored Cavities Amplify, Connect Quantum Memories

Jan. 28, 2015 Constructing tiny "mirrors" to trap light increases the efficiency with which photons can pick up and transmit information about electronic spin states -- which is essential for scaling up quantum ... full story

New Pathway to Valleytronics: Femtosecond Laser Used to Manipulate Valley Excitons

Jan. 27, 2015 Researchers have uncovered a promising new pathway to valleytronics, a potential quantum computing technology in which information is coded based on the wavelike motion of electrons moving through ... full story

New Search Engine Lets Users Look for Relevant Results Faster

Jan. 27, 2015 Researchers have developed a new search engine that outperforms current ones, and helps people to do searches more ... full story

Bad Weather Warnings Most Effective If Probability Included, New Research Suggests

Jan. 27, 2015 Risk researchers find that the public may respond best to severe weather warnings if they include a probability estimate, an important finding not only for the present but also for the longer-term ... full story

Maximizing Access to Mobile Networks by Seamlessly 'Offloading' Some Traffic

Jan. 27, 2015 Mathematical analysis reveals how to maximize access to mobile networks by seamlessly ‘offloading’ traffic to smaller Wi-Fi and cellular ... full story

Researchers Use Oxides to Flip Graphene Conductivity

Jan. 26, 2015 A team of researchers has demonstrated a new way to change the amount of electrons that reside in a given region within a piece of graphene, they have a proof-of-principle in making the fundamental ... full story

Students Master Math Through Movement Using Kinect for Windows

Jan. 26, 2015 Significant gains in the understanding of angles and angle measurements by elementary school students are seen in those who performed body-based tasks while interacting with a Kinect for Windows ... full story

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Damaged DNA May Stall Patrolling Molecule to Initiate Repair

Jan. 28, 2015 Sites where DNA is damaged may cause a molecule that slides along the DNA strand to scan for damage to slow on its patrol, delaying it long enough to recognize and initiate repair. These finding ... full story

Chimps With Higher-Ranking Moms Do Better in Fights

Jan. 28, 2015 For chimpanzees, just like humans, teasing, taunting and bullying are familiar parts of playground politics. An analysis of twelve years of observations of playground fights between young chimpanzees ... full story

New Protein Detonates 'Invincible' Bacteria from Within

Jan. 28, 2015 The epidemic of 'superbugs,' bacteria resistant to antibiotics, knows no borders -- presenting a clear and present danger around the globe. Now a groundbreaking discovery may strengthen efforts by ... full story

Did Genetic Links to Modern Maladies Provide Ancient Benefits?

Jan. 28, 2015 Genetic variations associated with some modern maladies are extremely old, scientists have discovered, predating the evolution of Neanderthals, Denisovans (another ancient hominin) and contemporary ... full story

News from the Depths: A New Cave-Dwelling Flatworm Species from the Brazilian Savanna

Jan. 28, 2015 Field research in a limestone cave in the Brazilian savanna recorded the first obligate cave-dwelling flatworm of the suborder Continenticola in South America. The species has the characteristic ... full story

Into the Dark: Two New Encrusting Anemones Found in Coral Reef Caves

Jan. 28, 2015 Three marine biologists from Japan have discovered two new and unusually unique species of encrusting anemone. Unlike almost all known species within their genus, these two new species do not have ... full story

Urban Sprawl Promotes Worm Exchange Across Species

Jan. 28, 2015 The complex exchange of parasitic worms between wildlife, rats and humans is a little more clear, thanks to new research. “We developed a model concept that allows us to link the probability of ... full story

Ocean Acidification Changes Balance of Biofouling Communities

Jan. 28, 2015 A new study of marine organisms that make up the 'biofouling community' -- tiny creatures that attach themselves to ships' hulls and rocks in the ocean around the world -- shows how they adapt to ... full story

From Bacterium to Biofactory

Jan. 28, 2015 A genetic blueprint for organelles that give simple cells new functions has been developed by scientists. A research team has refuted a long-held assumption in biology: The scientists have shown that ... full story

Research Projects Contribute to Shaping EU Regulation to Control Invasive Species

Jan. 28, 2015 A new regulation governing the control of invasive alien species became effective in all EU states on 1 January 2015. The European Union hopes that it will actively combat one of the greatest threats ... full story

Building a Better Weather Forecast? SMAP May Help

Jan. 28, 2015 If you were trying to forecast tomorrow's weather, you would probably look up at the sky rather than down at the ground. But if you live in the U.S. Midwest or someplace with a similar climate, one ... full story

Erratic as Normal: Arctic Sea Ice Loss Expected to Be Bumpy in the Short Term

Jan. 28, 2015 Arctic sea ice extent plunged precipitously from 2001 to 2007, then barely budged between 2007 and 2013. Even in a warming world, researchers should expect such unusual periods of no change -- and ... full story

Slope on Ocean Surface Lowers Sea Level in Europe

Jan. 28, 2015 A ‘slope’ on the ocean surface in the Strait of Gibraltar is lowering the sea level in Europe by 7cm, researchers have discovered. This research will help to more accurately predict future sea ... full story

Satellite Study Identifies Water Bodies Important for Biodiversity Conservation

Jan. 28, 2015 Using satellite images to study changing patterns of surface water is a powerful tool for identifying conservationally important 'stepping stone' water bodies that could help aquatic species survive ... full story

Early Mesoamericans Affected by Climate Change

Jan. 27, 2015 Scientists have reconstructed the past climate for the region around Cantona, a large fortified city in highland Mexico, and found the population drastically declined in the past, at least in part ... full story

Easter Island Mystery: Why Did the Native Culture Die Out?

Jan. 27, 2015 Long before the Europeans arrived on Easter Island in 1722, the native Polynesian culture known as Rapa Nui showed signs of demographic decline. However, the catalyst has long been debated in the ... full story

The World's Oldest Known Snake Fossils: Rolling Back the Clock by Nearly 70 Million Years

Jan. 27, 2015 Fossilized remains of four ancient snakes have been dated between 140 and 167 million years old -- nearly 70 million years older than the previous record of ancient snake fossils -- and are changing ... full story

The Origin of Life: Labyrinths as Crucibles of Life

Jan. 27, 2015 Water-filled micropores in hot rock may have acted as the nurseries in which life on Earth began. A team has now shown that temperature gradients in pore systems promote the cyclical replication and ... full story

Carbon Accumulation by Southeastern U.S. Forests May Slow

Jan. 27, 2015 Carbon accumulation levels in the Southeastern US may be slowing due to forest dynamics and land use changes, according to findings of a new study. The research is the first to isolate the impacts of ... full story

How Do Small Birds Survive Cold Winters?

Jan. 27, 2015 Norway's small birds face many challenges during the winter, including short days and long energy-intensive nights, tough weather conditions and food shortages, along with the risk of becoming a meal ... full story

New Tattoos Discovered on Iceman Oetzi: All of the Skin Marks on the Mummy Mapped

Jan. 27, 2015 With the aid of a non-invasive photographic technique, researchers at the EURAC-Institute for Mummies and the Iceman have been able to show up all the tattoos on the man who was found preserved in a ... full story

Climate Affects Development of Human Speech

Jan. 23, 2015 A correlation between climate and the evolution of language has been uncovered by researchers. To find a relationship between the climate and the evolution of language, one needs to discover an ... full story

Early Human Ancestors Used Their Hands Like Modern Humans

Jan. 22, 2015 New research suggests pre-Homo human ancestral species, such as Australopithecus africanus, used human-like hand postures much earlier than was previously thought. The distinctly human ability for ... full story

Major Breakthrough in Reading Ancient Scrolls

Jan. 22, 2015 Revolutionary software is making a breakthrough in reading 2,000-year old Herculaneum scrolls, computer scientists report. After working for more than 10 years on unlocking an ancient piece of ... full story

Doubt Cast on Global Firestorm Generated by Dino-Killing Asteroid

Jan. 22, 2015 Pioneering new research has debunked the theory that the asteroid that is thought to have led to the extinction of dinosaurs also caused vast global firestorms that ravaged planet Earth. Scientists ... full story

Fossils Survive Volcanic Eruption to Tell Us About the Origin of the Canary Islands

Jan. 22, 2015 The most recent eruption on the Canary Islands -- at El Hierro in 2011 -- produced spectacularly enigmatic white "floating rocks" that originated from the layers of oceanic sedimentary rock ... full story

Which 'Letters' in the Human Genome Are Functionally Important?

Jan. 20, 2015 A new computational method has been developed to identify which letters in the human genome are functionally important. Their computer program, called fitCons, harnesses the power of evolution, ... full story

New Data About Evolution of Immune Response Genes in Plants

Jan. 20, 2015 New clues about the evolution of the immune system in European populations of the plant <em>Arabidopsis thaliana </em> have been uncovered by researchers, as well as the underlying genetic mechanisms ... full story

Paleontologist Names a Carnivorous Reptile That Preceded Dinosaurs

Jan. 20, 2015 Paleontologist have now named a 9-foot-long carnivorous reptile with steak knife-like teeth and bony plates on the back. Its name is ... full story

Fossil Ankles Indicate Earth's Earliest Primates Lived in Trees

Jan. 19, 2015 Earth's earliest primates have taken a step up in the world, now that researchers have gotten a good look at their ankles. A new study has found that Purgatorius, a small mammal that lived on a diet ... full story

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Crude Oil Conspiracy Theories Could Be Right: Oil Is Often the Reason for Interfering in Another Country's War

Jan. 27, 2015 Researchers have for the first time provided strong evidence for what conspiracy theorists have long thought -- oil is often the reason for interfering in another country's ... full story

Psychopathic Violent Offenders’ Brains Can’t Understand Punishment

Jan. 27, 2015 Psychopathic violent offenders have abnormalities in the parts of the brain related to learning from punishment, according to an MRI ... full story

How Creative Are You? Depends Where You're from

Jan. 27, 2015 With the 'creative class' on the rise, many businesses are trying to capitalize on imagination and innovation. But when it comes to creative juices, some societies have a faster flow than others. ... full story

Age Concern in Largest Ever Study of Heroin User Deaths

Jan. 27, 2015 Older users of opioids such as heroin are 27 times more likely to become a victim of homicide than the general population, a study of almost 200,000 users has found. The study is the first to record ... full story

Lung Cancer Predicted to Overtake Breast Cancer as Leading Cause of Cancer Death Among European Women in 2015

Jan. 26, 2015 Death rates from lung cancer will exceed those for breast cancer for the first time among European women in 2015, according to the latest predictions. The study by researchers in Italy and ... full story

Girls Lead Boys in Academic Achievement Globally

Jan. 26, 2015 Considerable attention has been paid to how boys' educational achievements in science and math compare to girls' accomplishments in those areas, often leading to the assumption that boys outperform ... full story

Stock Market Changes: Patents Provide Insight Into Wall Street 'Technology Arms Race'

Jan. 26, 2015 A new study has used US patent data to shed light on the technological roots behind Wall Street's ongoing 'technology arms race.' The way financial assets are traded, and the nature of the markets ... full story

How Your Friends Might Help You Avoid Flu

Jan. 26, 2015 A study of social networks has yielded clues about how best to improve vaccination rates for influenza. Influenza is a global health problem, affecting 3 to 5 million people a year and causing ... full story

Calculating the Future of Solar-Fuel Refineries

Jan. 23, 2015 A team of engineers has developed a new tool to help engineers better gauge the overall yield, efficiency and costs associated with scaling solar-fuel production processes up into large-scale ... full story

New Technique Helps Probe Performance of Organic Solar Cell Materials

Jan. 23, 2015 Researchers have developed a technique for determining the role that a material's structure has on the efficiency of organic solar cells, which are candidates for low-cost, next generation solar ... full story

Would You Tell Your Manager You Had a Mental Health Problem?

Jan. 26, 2015 Although nearly four in 10 workers wouldn't tell their manager if they had a mental health problem, half said that if they knew about a coworker's illness, they would desire to help, a new survey ... full story

Reducing Work-Family Conflicts in the Workplace Helps People to Sleep Better

Jan. 26, 2015 Workers who participated in an intervention aimed at reducing conflict between work and familial responsibilities slept an hour more each week and reported greater sleep sufficiency than those who ... full story

Heightened Scents: Do Ambient Fragrances Make Consumers Purchase More?

Jan. 21, 2015 Do consumers make different choices based on the fragrance surrounding them? A new study shows for the first time that the “temperature” of scents in a store atmosphere may have a powerful effect ... full story

New Research Reveals the Power of Hierarchy in High-Pressure Situations

Jan. 20, 2015 Researchers analyzed more than 30,000 Himalayan climbers and 5,000 expeditions over the past 100 years to assess the impact that hierarchical cultures can have in high-pressure group situations. The ... full story

Hostile Boss? Study Finds Advantages to Giving It Right Back

Jan. 20, 2015 In a result that surprised researchers, a new study found that employees who had hostile bosses were better off on several measures if they returned the hostility. "Before we did this study, I ... full story

Inventors Choose to Reveal Their Secret Sauce Before Patent Approval

Jan. 15, 2015 Common wisdom and prior economic research suggest that an inventor filing a patent would want to keep the technical know-how secret as long as possible. But a new study of nearly 2 million patents in ... full story

In the Mood to Trade? Weather May Influence Institutional Investors' Stock Decisions

Jan. 15, 2015 Weather changes may affect how institutional investors decide on stock plays, according to a new study. Their findings suggest sunny skies put professional investors more in a mood to buy, while ... full story

Huge 3-D Displays Without 3-D Glasses

Jan. 15, 2015 A new kind of display uses laser beams to send out different pictures into different directions. Each pixel contains lasers and a moving mirror, which directs the laser light. Different pictures can ... full story

Global Warming Reduces Wheat Production Markedly If No Adaptation Takes Place

Jan. 12, 2015 Future global wheat harvest is likely to be reduced by six per cent per each degree Celsius of local temperature increase if no adaptation takes place. Worldwide this would correspond to 42 million ... full story

Black Women Working Night Shifts Have an Increased Risk of Developing Diabetes

Jan. 11, 2015 Those who work night shifts are significantly more likely to develop diabetes than those who have never worked night shifts, with more years working the night shift resulting in a higher risk. These ... full story

Mindfulness-Based Program in Schools Making a Positive Impact, Study Shows

Jan. 26, 2015 A social and emotional learning program started by Academy Award winning actress Goldie Hawn to help school children improve their learning abilities, be more caring, and less stressed is now backed ... full story

For University Students, Walking Beats Sitting

Jan. 26, 2015 Walking classrooms are better for not only for students' physical health, but classroom engagement, a study shows. What began in a response to a physical activity challenge for the computer science ... full story

How Are Student Loans Affecting the Well-Being of Young Adults?

Jan. 22, 2015 Young adults who accumulated higher amounts of debt incurred from student loans reported higher levels of depressive symptoms, even with adjustments for parental wealth, childhood socioeconomic ... full story

Rescuing Memories of Past Events: How the Mundane Can Be Meaningful -- And Remembered

Jan. 21, 2015 It's not surprising that our memories of highly emotional events, such as 9/11 or the birth of a child, are quite strong. But can these events change our memories of the past? Researchers report that ... full story

Facebook Not to Blame for Negative Impact on Grades, Professor Says

Jan. 20, 2015 The more time college students, particularly freshman, spend on Facebook, the more their grades suffer. But a professor says the problem is not Facebook -- it's an issue of ... full story

Practice Really Does Make Perfect

Jan. 8, 2015 New research into the way in which we learn new skills finds that a single skill can be learned faster if its follow-through motion is consistent, but multiple skills can be learned simultaneously if ... full story

All in a Good Night's Sleep: How Quality of Sleep Impacts Academic Performance in Children

Jan. 8, 2015 A good night's sleep is linked to better performance by schoolchildren in math and languages -- subjects that are powerful predictors of later learning and academic success, according to a study. The ... full story

Marine Litter Education Boosts Children's Understanding, Actions

Jan. 6, 2015 Children could play an important role in solutions to reduce marine litter with some already helping to educate parents and peers about the scale of the issue, experts ... full story

Human Speech's Surprising Influence on Young Infants

Jan. 5, 2015 America's preoccupation with the 'word gap' -- the idea that parents in impoverished homes speak less to their children, which, in turn, predicts outcomes like school achievement and income later in ... full story

Fast-Food Consumption Linked to Lower Test Score Gains in 8th Graders

Dec. 22, 2014 The amount of fast food children eat may be linked to how well they do in school, a new America-wide study suggests. This study can't say why fast-food consumption is linked to lower grades, but ... full story

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