Today's Science News

Tuesday, November 25, 2014

Featured Research

from universities, journals, and other organizations

Enabling Biocircuits: New Device Could Make Large Biological Circuits Practical

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

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

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

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

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

Imagination, Reality Flow in Opposite Directions in the Brain

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

Geologists Discover Ancient Buried Canyon in South Tibet

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

Trojan Horse Tactic Gives Parasites Edge Over Immune Systems

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

Gene Discovered That Reduces Risk of Stroke

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

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

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

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

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

Babies Remember Nothing but a Good Time, Study Says

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

Avoiding Ecosystem Collapse: Experts Weigh in

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

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

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

Many Animals Steal Defenses from Bacteria: Microbe Toxin Genes Have Jumped to Ticks, Mites and Other Animals

Nov. 24, 2014 — Bacteria compete for resources in the environment by injecting deadly toxins into their rivals. Researcher have now discovered that many animals steal toxins from bacteria to fight unwanted microbes ... full story

Asteroid Impacts on Earth Make Structurally Bizarre Diamonds

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

Global Warming Skeptics Unmoved by Extreme Weather

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

Featured Videos

from AP, Reuters, AFP, and other news services

Ruins Thought To Be Port Actually Buried Greek City

Ruins Thought To Be Port Actually Buried Greek City

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

Amphipolis Tomb Architraves Reveal Faces

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

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

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

Your Complicated Job Might Keep Your Brain Young

Newsy (Nov. 20, 2014) — Researchers at the University of Edinburgh found the more complex your job is, the sharper your cognitive skills will likely be as you age. Video provided by Newsy
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last updated on 2014-11-25 at 5:48 pm EST

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

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

Obstructive Sleep Apnea Treatments May Reduce Depressive Symptoms

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

Long-Term Testosterone Therapy Does Not Increase Risk of Prostate Cancer

Nov. 25, 2014 — Testosterone (T) therapy is routinely used in men with hypogonadism, a condition in which diminished function of the gonads occurs. Although there is no evidence that T therapy increases the risk of ... full story

Vegetable Oil Ingredient Key to Destroying Gastric Disease Bacteria

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

Athletes' Testosterone Surges Not Tied to Winning, Study Finds

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

Pathology Specialist Contributes to Debate on Breast Cancer Gene Screening

Nov. 25, 2014 — What are the risks and benefits of screening for BRCA1 and BRCA2 mutations in the general adult population? An expert has published an invited commentary on this ... full story

E-Health Records Used to Search for Hidden Drug Benefits

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

Superbug in SE Michigan Shows Recent Decline

Nov. 25, 2014 — A new study finds a decrease in an emergent strain of methicillin-resistant S. aureus (MRSA) that is resistant to last line defense antibiotics. Researchers examined the prevalence of ... full story

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

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

A 'Hybrid Vehicle' That Delivers DNA

Nov. 25, 2014 — A new hybrid vehicle is under development. Its performance isn’t measured by the distance it travels, but rather the delivery of its cargo: vaccines that contain genetically engineered DNA to fight ... full story

Pain and Itch in a Dish: Scientists Convert Human Skin Cells Into Sensory Neurons

Nov. 25, 2014 — Scientists have found a simple method to convert human skin cells into the specialized neurons that detect pain, itch, touch and other bodily sensations. These neurons are also affected by spinal ... full story

Missing Gene Linked to Autism

Nov. 25, 2014 — Researchers have shed light on a gene mutation linked to autistic traits. The team already knew that some people with autism were deficient in a gene called neurexin-II. To investigate whether the ... full story

Alzheimer's in a Dish Model Converts Skin Cells to Induced Neurons Expressing Amyloid-Beta and Tau

Nov. 25, 2014 — The search for a living laboratory model of Alzheimer’s disease (AD) — the so-called “Alzheimer’s in a dish” —has a new candidate. Researchers report success in creating induced neurons ... full story

How Environment Contributes to Several Human Diseases

Nov. 25, 2014 — Using a new imaging technique, researchers have found that the biological machinery that builds DNA can insert molecules into the DNA strand that are damaged as a result of environmental exposures. ... full story

Asymptomatic Atherosclerosis Linked to Cognitive Impairment

Nov. 25, 2014 — In a study of nearly 2,000 adults, researchers found that a buildup of plaque in the body's major arteries was associated with mild cognitive impairment. Atherosclerosis is a condition in which fat, ... full story

Homosexuality May Help Us Bond, Experts Say

Nov. 25, 2014 — Homosexual behavior may have evolved to promote social bonding in humans, according to new research. Researchers found that heterosexual women who have higher levels of progesterone are more likely ... full story

Problem Gambling, Personality Disorders Often Go Hand in Hand

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

Better Assessment of Decision-Making Capacity

Nov. 25, 2014 — Physicians often find it hard to tell if a patient suffering from dementia or depression is capable of making sound judgements. Through a new study, researchers now aim to shed more light on this ... full story

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

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

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

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

Does a Yogurt a Day Keep Diabetes Away?

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

Selenium Compounds Boost Immune System to Fight Against Cancer

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

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

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

Declining Loneliness Among American Teenagers

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

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

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

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

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

Dominant People Can Be Surprisingly Social

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

Scientists Study Effects of Sunlight to Reduce Number of Nearsighted Kids

Nov. 20, 2014 — Kids who spend more time outside are less likely to need glasses for nearsightedness – but scientists don’t know why. Researchers are now looking more closely at physical changes in the eye ... full story

Hand Dryers Can Spread Bacteria in Public Toilets, Research Finds

Nov. 20, 2014 — Modern hand dryers are much worse than paper towels when it comes to spreading germs, according to new research. Airborne germ counts were 27 times higher around jet air dryers in comparison with the ... full story

What's Behind Our Music Tastes? Some Common Perceptions

Nov. 20, 2014 — Metal heads, jazz purists and folkies may have more in common musically than you imagined. A new study sheds light on the shared ways in which humans perceive ... full story

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Researchers Develop Efficient Method to Produce Nanoporous Metals

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

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

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

Physicists Predict Fano Resonance in Lead-Free Relaxors: Discovery Advances Knowledge of Poorly Understood Materials

Nov. 25, 2014 — Scientists predicts that a phenomenon known in physics as Fano resonance can exist in materials that are used in electronic devices. The discovery advances the fundamental understanding of ... full story

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

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

New Plastic That Disappears When You Want It to

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

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

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

Researchers Find Way to Turn Sawdust Into Gasoline

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

Scientists Could Save Thousands With Student's DIY Microscope

Nov. 25, 2014 — Expensive tests for measuring everything from sperm motility to cancer diagnosis have just been made hundreds of thousands of dollars cheaper by a Ph.D. student from England who hacked his own ... full story

New Device May Ease Mammography Discomfort

Nov. 25, 2014 — A new device that may result in more comfortable mammography for women has been created by researchers. According to a new study, standardizing the pressure applied in mammography would reduce pain ... full story

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

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

Converting Human-Generated Waste Into Fuel in Space

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

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

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

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

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

Molecules That Came in Handy for First Life on Earth

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

How to Estimate the Magnetic Field of an Exoplanet

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

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

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

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

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

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

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

Sun's Rotating 'Magnet' Pulls Lightning Towards UK

Nov. 19, 2014 — The sun may be playing a part in the generation of lightning strikes on Earth by temporarily 'bending' the Earth's magnetic field and allowing a shower of energetic particles to enter the upper ... full story

NASA's Swift Mission Probes an Exotic Object: 'Kicked' Black Hole or Mega Star?

Nov. 19, 2014 — Astronomers have discovered an unusual source of light in a galaxy some 90 million light-years away. The dwarf galaxy Markarian 177 (center) and its unusual source SDSS1133 (blue) lie 90 million ... full story

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

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

Physicists and Chemists Work to Improve Digital Memory Technology

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

Cell's Skeleton Is Never Still

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

End to End 5G for Super, Superfast Mobile

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

Study Supports Free 'Super WiFi'

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

How the Hummingbird Achieves Its Aerobatic Feats

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

Streamlining Thin Film Processing for Electrodes, Display Screens

Nov. 21, 2014 — Energy storage devices and computer screens may seem worlds apart, but they’re not. When an electrical engineering professor teamed up with and computer scientists to make a less expensive ... full story

When Vaccines Are Imperfect: What Math Can Tell Us About Their Effects on Disease Propagation

Nov. 20, 2014 — The control of certain childhood diseases is difficult, despite high vaccination coverage in many countries. One of the possible reasons for this is 'imperfect vaccines,' that is, vaccines that fail ... full story

Don't Get Hacked! Research Shows How Much We Ignore Online Warnings

Nov. 20, 2014 — New research finds that people say they care about online security but behave like they don't -- such as ignoring security warnings. To better understand how people deal with security messages, ... full story

Tomorrow's Degradable Electronics

Nov. 20, 2014 — Researchers are developing electronics that disappear to order. When the FM frequencies are removed in Norway in 2017, all old-fashioned radios will become obsolete, leaving the biggest collection of ... full story

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Endangered Species Success: Idaho Salmon Regaining Fitness Advantage

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

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

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

Mining Can Damage Fish Habitats Far Downstream, Study Shows

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

Vultures Evolved an Extreme Gut to Cope With Disgusting Dietary Habits

Nov. 25, 2014 — How is it that vultures can live on a diet of carrion that would at least lead to severe food-poisoning, and more likely kill most other ... full story

Body Size Requires Hormones Under Control

Nov. 25, 2014 — The proper regulation of body size is of fundamental importance, but the mechanisms that stop growth are still unclear. Scientists have shed new light on how animals regulate body size. The ... full story

Circumstances Are Right for Weed Invasion to Escalate, Researchers Say

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

Scientists Completed the First Orchid Whole Genome Sequencing

Nov. 25, 2014 — As one of the most diverse plant family, orchid now has its first genome sequenced. All around the world, orchids are highly endangered species because of illegal collection and habitat loss. The ... full story

Sialic Acid Shields Human Cells from Attack by Immune System

Nov. 25, 2014 — Biochemists have identified molecular structures that allow the immune system to tell friend from foe. The researchers identified and crystallized a complex that forms the contact point between the ... full story

Schistosomas: Tropical Parasite Uses Swim Stroke Not Shared by Any Other Creature

Nov. 25, 2014 — For many bacteria and parasites looking to get a load of the fresh nutritional bounty inside your body, the skin is the first and most important gatekeeper. Schistosomas, however, and burrow right on ... full story

Fluid Dynamics Explain What Happens When Dogs Drink Water

Nov. 25, 2014 — If you've ever watched a dog drink water, you know that it can be a sloshy, spilly, splashy affair -- in other words, adorable. Behind all of the happy, wet messes, however, lies the mechanical logic ... full story

El Niρo Stunts Children's Growth in Peru

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

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

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

Conserving Soil, Water in World's Driest Wheat Region

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

CT Scans of Coral Skeletons Reveal Ocean Acidity Increases Reef Erosion

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

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

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

Climate Change Could Affect Future of Lake Michigan Basin

Nov. 24, 2014 — Climate change could lengthen the growing season, make soil drier and decrease winter snowpack in the Lake Michigan Basin by the turn of the century, among other hydrological ... full story

New Bird Species Confirmed 15 Years After First Observation

Nov. 24, 2014 — Biologists have confirmed the discovery of a new bird species more than 15 years after the elusive animal was first ... full story

Italian Natural History Museums on the Verge of Collapse?

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

Fiddler Crab Migrating North, Possibly from Climate Change

Nov. 24, 2014 — The fiddler crab, Uca pugnax, has migrated nearly 50 miles north of its supposed natural range along the US East Coast. This may be another sign of climate change, experts ... full story

Damage Caused by Geothermal Probes Is Rare

Nov. 24, 2014 — Soil settlements or upheavals and resulting cracks in monuments, floodings, or dried-up wells: Reports about damage caused by geothermal probes have made the population feel insecure. In fact, the ... full story

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

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

Legendary Snowmastodon Fossil Site in Colorado

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

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

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

People Ate Mammoth; Dogs Got Reindeer

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

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

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

Darwin 2.0: New Theory on Speciation, Diversity

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

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

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

Laser from a Plane Discovers Roman Goldmines in Spain

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

Out of India: Finding the Origins of Horses, Rhinos

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

Little Ice Age Was Global: Implications for Current Global Warming

Nov. 19, 2014 — Researchers have shed new light on the climate of the Little Ice Age, and rekindled debate over the role of the sun in climate change. The new study, which involved detailed scientific examination of ... full story

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Study Maps How City Neighborhoods Affect Diabetes Risk

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

Preconception Care for Diabetic Women Could Potentially Save $5.5 Billion

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

Provider-Focused Intervention Improves HPV Vaccination Rates

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

Threats of Terrorism Perceived Differently Depending on Identification Within a Group

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

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

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

Worldwide Action Needed to Address Hidden Crisis of Violence Against Women and Girls

Nov. 20, 2014 — Current efforts to prevent violence against women and girls are inadequate, according to a new Series published in The Lancet. Estimates suggest that globally, 1 in 3 women has experienced either ... full story

Global Report Card: Are Children Better Off Than They Were 25 Years Ago?

Nov. 20, 2014 — A comprehensive analysis of children's rights in 190 countries around the world has now been released. Today, the Convention on the Rights of the Child remains the only formal global effort to ... full story

China's New 'Great Wall' Not So Great, Experts Say

Nov. 20, 2014 — China's second great wall, a vast seawall covering more than half of the country's mainland coastline, is a foundation for financial gain -- and also a dyke holding a swelling rush of ecological ... full story

The American Athletics Track Is Still a Man's World

Nov. 20, 2014 — The limited coverage that American female athletes get in the media is one of many subtle forms of gender biases they have to cope with. The little exposure they do get often focuses more on their ... full story

Identifying Onset of Local Influenza Outbreaks: New Tool

Nov. 20, 2014 — Hospital epidemiologists and others responsible for public health decisions do not declare the start of flu season lightly. All the extra precautions cost time and money, so they do not want to ... full story

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

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

It Pays to Have an Eye for Emotions

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

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

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

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

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

Businesses Can Help Preserve Endangered Species With Small Landscape Changes

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

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

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

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

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

Disease Could Cost Black Walnut Industry Millions, Forest Specialist Warns

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

Mothers Nurture Emotions in Girls Over Boys, New Study Finds

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

For Leaders, Looking Intelligent Is Less Important Than Looking Healthy

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

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

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

Social Sensing Game Detects Classroom Bullies

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

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

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

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

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

Self-Inflation Harms Kids' Relationships at School

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

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

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

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

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

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

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

Links Between Grammar, Rhythm Explored by Researchers

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

Dance Choreography Improves Girls' Computational Skills

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

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