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April 28, 2015

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April 28, 2015

Apr. 27, 2015 — For the first time, industry and policymakers have a comprehensive report detailing the U.S. hydropower fleet's 2,198 plants that provide about 7 percent of the nation's ... read more

Testosterone Replacement Therapy: Which Is Best?

Apr. 27, 2015 — Intramuscular injection of testerosterone replacement therapy confers greater health benefits and lower cardiovascular risks than transdermal administration by skin patch or gel, a new study ... read more

Apr. 27, 2015 — Sharp high-pitched sounds have been found to cause seizures in older cats. The most commonly reported triggers were the sound of crinkling tin foil, a metal spoon clanging in a ceramic feeding bowl, ... read more

Apr. 27, 2015 — An international team of scientists has discovered what amounts to a molecular reset button for our internal body clock. Their findings reveal a potential target to treat a range of disorders, from ... read more

Apr. 27, 2015 — In a study that looked at a handful of quality measures for chronic disease care, veterans who used both Veterans Affairs care and a Medicare Advantage plan during 2008 or 2009 did no better or worse ... read more

Apr. 27, 2015 — The most widely accepted theory of the inhabitation of North America is that humans migrated from Siberia to Alaska by means of a 'land bridge' that spanned the Bering Strait. However, in ... read more

Apr. 27, 2015 — Astronomers find that 'central engines' in supernova explosions can come in different strengths, and include those that produce powerful blasts of gamma rays, and weaker versions that ... read more

Apr. 27, 2015 — Astrophysicists have created a 3-D map of the universe that spans nearly two billion light years and is the most complete picture of our cosmic neighborhood to ... read more

Apr. 27, 2015 — Researchers have discovered how an abundant class of RNA genes, called lncRNAs can regulate key genes. By studying an important lncRNA, called Xist, the scientists identified how this RNA gathers a ... read more

Augmenting a Gas Naturally in Our Bodies Fights RSV Infection

Apr. 27, 2015 — Hydrogen sulfide, a gas produced naturally within our bodies, reduces the severity of respiratory syncytial virus, or RSV, a new study shows for the first time. When someone has a RSV infection, his ... read more

Apr. 27, 2015 — Two wrongs can make a right, at least in the world of visual perception and motor functioning, according to brain scientists who tracked the eyes of students during exercises in a dark ... read more

Apr. 27, 2015 — Researchers have trained a computer to crunch big biomedical data in order to recognize how genes work together in human tissues. Combining genomic data from 38,000 experiments, this research group ... read more

Apr. 27, 2015 — If you're finding it difficult to stick to a weight-loss diet, scientists say you can likely blame AGRP neurons -- hunger-sensitive cells in your brain. New experiments show these neurons are ... read more

Apr. 27, 2015 — Although closely related to the notorious carnivore Tyrannosaurus rex, a new lineage of dinosaur discovered in Chile is proving to be an evolutionary jigsaw puzzle, as it preferred to graze upon ... read more

Your Adolescent Brain on Alcohol: Changes Last Into Adulthood

Apr. 27, 2015 — Repeated alcohol exposure during adolescence results in long-lasting changes in the region of the brain that controls learning and memory, according to a research team that used a rodent model as a ... read more

Apr. 27, 2015 — Coral reefs, true reservoirs of biodiversity, are seriously threatened by human activities and climate change. Consequently, their extinction has often been heralded. Now, researchers are painting a ... read more

Parallel Sequencing of DNA and RNA Provides Insight Into Secret World of Cells

Apr. 27, 2015 — Researchers have developed a large-scale sequencing technique called Genome and Transcriptome Sequencing (G&T-seq) that reveals, simultaneously, the unique genome sequence of a single cell and ... read more

HIV Prevention and Risk Behaviors Follow Weekly Patterns

Apr. 27, 2015 — The peak time for seeking information on topics related to HIV, such as prevention and testing, is at the beginning of the week, while risky sexual behaviors tend to increase on the weekends, ... read more

Apr. 27, 2015 — An apparently advantageous mechanism of conifer pollination has nevertheless been disappearing over millions of years, a new study finds. The mechanism works well, but because it depends on three ... read more

Study Links Insomnia to Impaired Work Performance in Night Shift Workers

Apr. 27, 2015 — A new study of night shift workers suggests that overnight occupational and cognitive impairment is more strongly correlated to insomnia than it is to ... read more

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