A typical pair of running shoes generates 30 pounds of carbon dioxide emissions, equivalent to keeping a 100-watt light bulb on for one week, according to a new lifecycle assessment....
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Researchers have captured images of green alga consuming bacteria, offering a glimpse at how early organisms dating back more than 1 billion years may have acquired free-living photosynthetic cells. This acquisition is thought to be a critical first...
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Widely-used fish oil supplements modestly increase amounts of a hormone that is associated with lower risk of diabetes and heart disease, according to a new study....
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Early screening for prostate cancer could become as easy for men as personal pregnancy testing is for women, thanks to new research.
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Two mutations central to the development of infantile myofibromatosis (IM) -- a disorder characterized by multiple tumors involving the skin, bone, and soft tissue—may provide new therapeutic targets, according to researchers....
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A new report indicates that more than one in five parents of teens aged 12 to 17 (22.3 percent) think what they say has little influence on whether or not their child uses illicit substances, tobacco, or alcohol. This report by the U.S. Substance Abuse...
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Scientists have made an advance in breast cancer research which shows how some enzymes released by cancerous cells could have a protective function.
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A new article on the archaeology of the Search for Richard III reveals for the first time specific details of the grave dug for King Richard III and discovered under a car park in Leicester....
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Don't doubt it when a woman harried by hot flashes says she's having a hard time remembering things. A new study published online in Menopause, the journal of the North American Menopause Society, helps confirm with objective tests that what these women...
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From the high-resolution glow of flat screen televisions to light bulbs that last for years, light-emitting diodes (LEDs) continue to transform technology. The celebrated efficiency and versatility of LEDs -- and other solid-state technologies including...
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More than 13,000 ships per year transit the Panama Canal each year. Each time a ship passes through, more than 55 million gallons of water are used. The advent of large “super” cargo ships has demanded expansion of the canal, leaving the authority...
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Even while being dragged to its destruction inside a cell, a cancer-promoting growth factor receptor fires away, sending signals that thwart the development of tumor-suppressing microRNAs before it's dissolved, researchers have reported....
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Researchers have used next generation genomic analysis to determine that some of the more aggressive prostate cancer tumors have similar genetic origins, which may help in predicting cancer progression....
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For the first time, biophysicists have measured the molecular force required to mechanically transmit function-regulating signals within a cell. A new laboratory method, named the tension gauge tether approach, has made it possible to detect and measure...
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Cinnamon: Can the red-brown spice with the unmistakable fragrance and variety of uses offer an important benefit? The common baking spice might hold the key to delaying the onset of -- or warding off -- the effects of Alzheimer's disease....
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Physicists have developed a quantum simulator that allows arranging atoms in a way that they mimic the behavior of electrons in magnetic materials. The experiment opens up the possibility of systematically studying poorly understood properties of novel...
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An anti-cancer drug reverses memory deficits in an Alzheimer's disease mouse model, new research shows. The article reviewed previously published findings on the drug bexarotene, approved by the US Food and Drug Administration for use in cutaneous T...
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A brief visual task can predict IQ, according to a new study. This surprisingly simple exercise measures the brain’s unconscious ability to filter out visual movement. The study shows that individuals whose brains are better at suppressing background...
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Chinese and US scientists have used a virus isolated from a person who died from H7N9 avian influenza infection to determine whether the virus could infect and be transmitted between ferrets. Ferrets are often used as a mammalian model in influenza research,...
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New findings reveal that the U.S. shoreline -- from Virginia to Florida -- has been uplifted by more than 210 feet, meaning less ice melted than expected. This is big news for scientists who use the coastline to predict future sea-level rise....
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Scientists report they have discovered in mouse studies that a small molecule released in the spinal cord triggers a process that is later experienced in the brain as the sensation of itch....
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White tigers today are only seen in zoos, but they belong in nature, say researchers reporting new evidence about what makes those tigers white. Their spectacular white coats are produced by a single change in a known pigment gene, according to a new...
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A billon-frames-per-second film has captured the vibrations of gold nanocrystals in stunning detail for the first time.
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Researchers have grown high-quality crystals of molybdenum disulfide, the world's thinnest semiconductor, and studied how these crystals stitch together at the atomic scale to form continuous sheets, gaining key insights into the optical and electronic...
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Engineers have made a breakthrough utilizing spray-on technology that could revolutionize the way optical lenses are made and used.
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Researchers have uncovered surprising insights about how nerve cells rewire themselves, shedding light on a process linked with neurodegenerative diseases and neurodevelopmental disorders like schizophrenia and autism....
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Magnetars -- the dense remains of dead stars that erupt sporadically with bursts of high-energy radiation -- are some of the most extreme objects known in the Universe. A major campaign using NASA's Chandra X-ray Observatory and several other satellites...
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The Ring Nebula's distinctive shape makes it a popular illustration for astronomy books. But new observations by NASA's Hubble Space Telescope of the glowing gas shroud around an old, dying, sun-like star reveal a new twist....
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Medics have succeeded in treating cerebral palsy with autologous cord blood. Following a cardiac arrest with severe brain damage, a two-and-a-half year old boy had been in a persistent vegetative state -- with minimal chances of survival. Just two months...
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NASA Dryden Flight Research Center's F-15B Research Testbed aircraft has been busy this spring, flying an experimental test fixture in partnership with Aerion Corporation of Reno, Nevada....
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Aggressive forms of bladder cancer involve the protein PODXL – a discovery that could hold the key to improved treatment, according to new research.
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With this new view of a spectacular stellar nursery ESO is celebrating 15 years of the Very Large Telescope — the world's most advanced optical instrument. This picture reveals thick clumps of dust silhouetted against the pink glowing gas cloud known...
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Researchers have succeeded in preventing very early symptoms of Huntington’s disease, depression and anxiety, by deactivating the mutated huntingtin protein in the brains of mice....
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The known difficulty in fighting influenza (flu) is the ability of the flu viruses to mutate and thus evade various medications that were previously found to be effective. Researchers at the Hebrew University of Jerusalem have shown recently that another,...
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Everybody who has tried to stack oranges in a box knows that a regular packing of spheres in a flat layer naturally leads to a hexagonal pattern, where each sphere is surrounded by six neighbours in a honeycomb-like fashion. Researchers now report an...
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In an age when microbial pathogens are growing increasingly resistant to the conventional antibiotics used to tamp down infection, scientists have synthesized a potent new class of compounds capable of curbing the bacteria that cause staph infections....
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Scientistst investigating the properties of ultra-thin films of new materials are helping bring quantum computing one step closer to reality.
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The tight wrapping of genomic DNA around nucleosomes in the cell nucleus makes it unavailable for gene expression. This study describes a mechanism that allows chromosomal DNA to be locally displaced from nucleosomes for transcription....
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Things not always run smoothly. It may happen, actually, that when an object slides on another, the advancement may occur through a ‘stop and go’ series in the characteristic manner which scientists call “stick-slip”, a pervasive phenomenon at...
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Scientists have shed new light on how the brain tunes in to relevant information.
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Three NASA-built instruments that are integral components of the next in a series of U.S./European ocean altimetry satellites have arrived in France for integration with their spacecraft in preparation for a 2015 launch. Jason-3 will extend the two-decade...
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The first symptoms of major depression may be behavioral, but the common mental illness is based in biology — and not limited to the brain, new research suggests....
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Radically different viruses share genes and are likely to share ancestry, according to new research. The comprehensive phylogenomic analysis compares giant viruses that infect amoeba with tiny viruses known as virophages and to several groups of transposable...
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Large-river specialist fishes -- from giant species like paddlefish and blue catfish, to tiny crystal darters and silver chub -- are in danger, but researchers say there is greater hope to save them if major tributaries become a focus of conservation...
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What people take from nature -- water, food, timber, inspiration, relaxation -- are so abundant, it seems self-evident. Until you try to quantitatively understand how and to what extent they contribute to humans....
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Bioresorbable splint created, used for first time at University of Michigan, successfully stopped life-threatening tracheobronchomalacia.
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Older people with a history of migraines and depression may have smaller brain tissue volumes than people with only one or neither of the conditions, according to a new study....
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An amazing glow-in-the-dark cockroach, a harp-shaped carnivorous sponge and the smallest vertebrate on Earth are just three of the newly discovered top 10 species selected by a global committee of taxonomists....
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Researchers working to improve durability in fuel cell powered buses have discovered links between electrode degradation processes and bus membrane durability. The team is quantifying the effects of electrode degradation stressors in the operating cycle...
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A new study challenges previous research that suggests umpire discrimination exists in Major League Baseball.
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