Today's Science News

Monday, November 24, 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

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

Pain and Itch in a Dish: Skin Cells Converted Into Pain Sensing Neurons

Nov. 24, 2014 — After more than six years of intensive effort, and repeated failures that made the quest at times seem futile, researchers have successfully converted mouse and human skin cells into pain sensing ... full story

Cooling With the Coldest Matter in the World

Nov. 24, 2014 — Physicists have developed a new cooling technique for mechanical quantum systems. Using an ultracold atomic gas, the vibrations of a membrane were cooled down to less than 1 degree above absolute ... full story

Bad News for Kids: Parents Do Not Defend Their Offspring at All Cost, Bird Study Shows

Nov. 24, 2014 — Do parents defend their offspring whenever necessary, and do self-sacrificing parents really exist? To answer this question, researchers examined defense behaviors of parent blue tits. They ... full story

HIV/AIDS Drugs Could Be Repurposed to Treat AMD, Researchers Suggest

Nov. 20, 2014 — Drugs that have been used for the past 30 years to treat HIV/AIDS, could be repurposed to treat the dry form of age-related macular degeneration (AMD), a new study suggests. AMD is a progressive ... 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 2014-11-24 at 5:33 pm EST

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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

Muscle Relaxant May Be Viable Treatment for Rare Form of Diabetes

Nov. 24, 2014 — A commonly prescribed muscle relaxant may be an effective treatment for a rare but devastating form of diabetes, researchers report. The drug, dantrolene, prevents the destruction of ... full story

Most Older Adults Qualify for Statin Therapy Under New Cholesterol Guidelines, Study Show

Nov. 24, 2014 — Nearly all individuals in their late 60s and early 70s now qualify for a statin medication to reduce their risk of cardiovascular disease under the recently released cholesterol guidelines from the ... 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

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

Important Element in Fight Against Sleeping Sickness Found

Nov. 24, 2014 — Researchers have now uncovered how parasites that cause the deadly sleeping sickness in Africa absorb an important nutrient from the human blood stream. The result may help the development of more ... full story

Masking HIV Target Cells Prevents Viral Transmission in Animal Model

Nov. 24, 2014 — Cloaking immune cells with antibodies that block T cell trafficking to the gut can substantially reduce the risk of viral transmission in a non-human primate model of HIV infection, scientists ... full story

Cataloguing 10 Million Human Gut Microbial Genes: Unparalleled Accomplishment

Nov. 24, 2014 — Over the past several years, research on bacteria in the digestive tract (gut microbiome) has confirmed the major role they play in our health. An international consortium has developed the most ... full story

Sleep Apnea Linked to Poor Aerobic Fitness

Nov. 24, 2014 — People with moderate to severe obstructive sleep apnea may have an intrinsic inability to burn high amounts of oxygen during strenuous aerobic exercise, according to a new ... full story

Experience With Family Verbal Conflict as a Child Can Help in Stressful Situations as an Adult

Nov. 24, 2014 — Individuals who were exposed to intense verbal aggression as children are able to handle intense conflict later in life, new research suggests. "Conflict experiences can be beneficial, by alleviating ... 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

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

Protein That Rouses Brain from Sleep May Be Target for Alzheimer's Prevention

Nov. 24, 2014 — A protein that stimulates the brain to awaken from sleep may be a target for preventing Alzheimer's disease, a study suggests. The new research, in mice, demonstrates that eliminating that protein -- ... 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

Neurodegenerative Diseases: Has a Possible New Lead Been Found?

Nov. 24, 2014 — Good communication between brain cells is vital for optimal (mental) health. Mutations in the TBC1D24 gene inhibit this process, thereby causing neurodegeneration and epilepsy. Fruit flies with a ... full story

The Sound of Status: People Know High-Power Voices When They Hear Them

Nov. 24, 2014 — Being in a position of power can fundamentally change the way you speak, altering basic acoustic properties of the voice, and other people are able to pick up on these vocal cues to know who is ... full story

Schizophrenia May Be Triggered by Excess Protein During Brain Development

Nov. 24, 2014 — A gene associated with schizophrenia plays a role in brain development and may help to explain the biological process of the disease, according to new research. Researchers saytoo much protein ... full story

Motor Coordination Issues in Autism Are Caused by Abnormal Neural Connections

Nov. 24, 2014 — Abnormal connections between neurons are the likely cause of motor coordination issues seen in autism spectrum disorder. Using a mouse model of autism, scientists identified a malfunctioning neural ... full story

Breakthrough Discovery Contributes to Future Treatment of Multiple Sclerosis, Autoimmune Inflammation

Nov. 24, 2014 — An avenue for therapeutic intervention of multiple sclerosis may be ahead, thanks to new research. A team found that a new type of immune T helper cells named TH-GM cells play a crucial role in the ... 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

Oat Oil Preparation Makes You Feel Fuller

Nov. 20, 2014 — Oats contain more fat than other cereals, and oat oil has a unique composition. Researchers have now outlined why oat oil supplement makes you feel ... full story

Only Half of Patients Take Their Medications as Prescribed: Are There Interventions That Will Help Them?

Nov. 20, 2014 — The cost of patients not taking their medications as prescribed can be substantial in terms of their health. Although a large amount of research evidence has tried to address this problem, there are ... full story

Bad Marriage, Broken Heart?

Nov. 19, 2014 — Older couples in a bad marriage -- particularly female spouses -- have a higher risk for heart disease than those in a good marriage, finds the first nationally representative study of its ... full story

Wheat in Diet: Study on Health Impact of Wheat Challenges Stone Age Myths and Costly Diets, Providing You Go Whole Grain

Nov. 19, 2014 — A review of the current evidence on the dietary and health impact of whole grain cereal consumption finds that many of the myths attributed to wheat-free diets are just that – myths, and that whole ... full story

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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

Ultra-Short X-Ray Pulses Explore the Nano World

Nov. 24, 2014 — Ultra-short and extremely strong X-ray flashes, as produced by free-electron lasers, are opening the door to a hitherto unknown world. Scientists are using these flashes to take 'snapshots' of the ... full story

Artist and Scientist Team Up to Explore Stunning Whisky Art

Nov. 24, 2014 — If you've ever looked closely at the dried rings whisky leaves behind in a glass, you may be among the few who've noticed just how stunningly beautiful they can be. But what's behind whisky's ... full story

Magnetic Fields and Lasers Elicit Graphene Secret

Nov. 24, 2014 — Scientists have studied the dynamics of electrons from the 'wonder material' graphene in a magnetic field for the first time. This led to the discovery of a seemingly paradoxical phenomenon in the ... full story

An Inside Job: Designer Nanoparticles Infiltrate, Kill Cancer Cells from Within

Nov. 24, 2014 — Nanoparticle designs target and treat early stage cancer cells by killing those cells with heat, delivered from inside the cell itself. Normal cells are thus left unaffected by the treatment ... full story

Full Speed Ahead: The Physical Art of Sailing

Nov. 24, 2014 — Olympic sailors tip their masts precariously close to the water's surface while turning, right their vessels at what looks like the last possible moment, and bounce up and down over the edge of their ... full story

Ultrafast, Low-Cost DNA Sequencing Technology a Step Closer to Reality

Nov. 24, 2014 — A prototype DNA reader that could make whole genome profiling an everyday practice in medicine has been developed by researchers. "Our goal is to put cheap, simple and powerful DNA and protein ... 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

Scientists Do Glass a Solid, With New Theory on How It Transitions from a Liquid

Nov. 24, 2014 — How does glass transition from a liquid to its familiar solid state? How does this common material transport heat and sound? And what microscopic changes occur when a glass gains rigidity as it ... full story

Remotely Controlled Magnetic Nanoparticles Stimulate Stem Cells to Regenerate Bones

Nov. 24, 2014 — Researchers in bone tissue regeneration believe they have made a significant breakthrough for sufferers of bone trauma, disease or defects such as ... 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

Rosetta Continues Into Its Full Science Phase

Nov. 19, 2014 — With the Philae lander's mission complete, Rosetta will now continue its own extraordinary exploration, orbiting Comet 67P/Churymov-Gerasimenko during the coming year as the enigmatic body arcs ever ... full story

Spooky Alignment of Quasars Across Billions of Light-Years

Nov. 19, 2014 — New observations with ESO’s Very Large Telescope (VLT) in Chile have revealed alignments over the largest structures ever discovered in the Universe. A European research team has found that the ... 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

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

New Computer Model Predicts Gut Metabolites to Better Understand Gastrointestinal Disease

Nov. 20, 2014 — The first research to use computational modeling to predict and identify the metabolic products of gastrointestinal (GI) tract microorganisms has been published by researchers. Understanding these ... full story

Pac-Man Instead of Patch: Using Video Games to Improve Lazy Eye, Depth Perception

Nov. 19, 2014 — Scientists have created video games that add an important element of fun to the repetitive training needed to improve vision in people – including adults – with a lazy eye and poor depth ... 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

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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

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

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

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

How Our Bodies Keep Unwelcome Visitors out of Cell Nuclei

Nov. 24, 2014 — The structure of pores found in cell nuclei has been uncovered by a team of scientists, revealing how they selectively block certain molecules from entering, protecting genetic material and normal ... full story

The Charming, Useful Ladybug

Nov. 24, 2014 — During the warm months of the year, ladybugs are delightful to have around. Then fall arrives and the ladybugs need to find warmth, which is most available inside people’s homes – where they ... 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

Primates Indispensable for Regeneration of Tropical Forests

Nov. 24, 2014 — Primatologist and plant geneticists have studied the dispersal of tree seeds by New World primates. Primates can influence seed dispersal and spatial genetic kinship structure of plants that serve as ... 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

Tropical Inspiration for an Icy Problem

Nov. 24, 2014 — Ice poses major impediments to winter travel, accumulating on car windshields and airplane wings and causing countless unsuspecting pedestrians to dramatically lose their balance. Scientists have now ... 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

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

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

Polyethylene Mulch, Glazing Create Optimal Conditions for Soil Solarization

Nov. 21, 2014 — Researchers raised soil temperatures in high tunnels in southern Arizona to determine the efficacy of soil solarization using clear mulch on the soil surface and with tunnel glazing or with no ... full story

Vermicompost Leachate Improves Tomato Seedling Growth

Nov. 21, 2014 — A study assessed growth performance of tomato seedlings treated with vermicompost-leachate (VCL), an organic liquid produced from earthworm-digested material. Seedlings were subjected to various ... full story

Erosion May Trigger Earthquakes

Nov. 21, 2014 — Researchers have shown that surface processes, i.e. erosion and sedimentation, may trigger shallow earthquakes (less than five kilometers deep) and favor the rupture of large deep earthquakes up to ... full story

Time-Lapse Photos and Synched Weather Data Unlock Antarctic Secrets

Nov. 20, 2014 — Researchers are using time-lapse photography, linked to weather data, to study climate and geological change in the Antarctic Dry ... full story

Nuclear Reactor Fuel Behavior During a Severe Event

Nov. 20, 2014 — A new discovery about the atomic structure of uranium dioxide will help scientists select the best computational model to simulate severe nuclear reactor ... 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

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

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

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

Prehistoric Landslide Discovery Rivals Largest Known on Surface of Earth

Nov. 19, 2014 — A catastrophic landslide that rivals in size the largest known gravity slide on the surface of the Earth has been mapped in southwestern Utah by geologists. The Markagunt gravity slide, the size of ... full story

Seed Dormancy, a Property That Prevents Germination, Already Existed 360 Million Years Ago

Nov. 19, 2014 — Scientists have found that seed dormancy (a property that prevents germination under non-favorable conditions) was a feature already present in the first seeds, 360 million years ... full story

Ancient Genetic Program Employed in More Than Just Fins and Limbs: Hox Genes Provide Blueprint for a Diversity of Body Plan Features

Nov. 19, 2014 — Researchers have found that the Hox gene program, responsible for directing the development of fins and limbs, is also utilized to develop other body part features of vertebrates, such as barbels and ... full story

Ancient New Zealand 'Dawn Whale' Identified

Nov. 18, 2014 — Palaeontologists are rewriting the history of New Zealand's ancient whales by describing a previously unknown genus of fossil baleen whales and two species within it. The two whales, which lived ... full story

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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

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

Terrorist Attacks Decrease Fertility Levels, Says New Research

Nov. 19, 2014 — On average, terrorist attacks decrease fertility, reducing both the expected number of children a woman has over her lifetime and the number of live births occurring during each year, a new study has ... full story

From Architect to Social Worker: Complex Jobs May Protect Memory and Thinking Later in Life

Nov. 19, 2014 — People whose jobs require more complex work with other people, such as social workers and lawyers, or with data, like architects or graphic designers, may end up having longer-lasting memory and ... full story

Camera Trap Images Help Wildlife Managers ID Problem Tigers in India

Nov. 19, 2014 — Researchers are using high-tech solutions to zero in on individual tigers in conflict and relocate them out of harm’s way for the benefit of both tigers and ... full story

Lean Times Ahead: Preparing for an Energy-Constrained Future

Nov. 19, 2014 — Some time this century, the era of cheap and abundant energy will end, and Western industrial civilization will likely begin a long, slow descent toward a resource-limited future characterized by ... 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

Why We Need to Fund Newer Blood-Thinning Agents to Prevent Strokes

Nov. 19, 2014 — Care gaps are emerging due to disharmony between healthcare reimbursement policies and evidence-based clinical guideline recommendations, cautions a group of Canadian physicians. They use the example ... 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

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

This Just In: Political Correctness Pumps Up Productivity on the Job

Nov. 4, 2014 — Political correctness, loathed by some as censorship awash in leftist philosophy, actually boosts the creativity of mixed-sex work teams. These results highlight a paradoxical consequence: A term ... 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

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

Fun and Games Make for Better Learners

Oct. 31, 2014 — Four minutes of physical activity can improve behavior in the classroom for primary school students, according to new research. A brief, high-intensity interval exercise, or a 'FUNterval,' for Grade ... full story

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