日期:2016-08-03 As climate changes and wildfires get larger, hotter and more frequent, how should public lands in the American West be managed to protect endangered creatures that, like the spotted owl, rely on fire-prone old-growth forests? Could periodic forest t... 阅读全文>>

日期:2016-08-03 New research has found methylmercury -- a potent neurotoxin -- in sea ice in the Southern Ocean. Published today in the journal Nature Microbiology, the results are the first to show that sea-ice bacteria can change mercury into methylmercury, a mor... 阅读全文>>

日期:2016-08-03 In the quantum world, physicists study the tiny particles that make up our classical world - neutrons, electrons, photons - either one at a time or in small numbers because the behaviour of the particles is completely different on such a small scale... 阅读全文>>

日期:2016-08-03 University of Utah anthropologists counted the number of carbon-dated artifacts at archaeological sites and concluded that a population boom and scarce food explain why people in eastern North America domesticated plants for the first time on the co... 阅读全文>>

日期:2016-07-29 Rats blood vessels took at least three times longer to recover function after only a minute of breathing secondhand marijuana smoke, compared to recovery after a minute of breathing secondhand tobacco smoke, according to new research in Journal of t... 阅读全文>>

日期:2016-07-29 Variations in the ability of sand particles kicked into the atmosphere from deserts in the Middle East to absorb heat can change the intensity of the Indian Summer Monsoon, according to new research from The University of Texas at Austin. The resear... 阅读全文>>

日期:2016-07-29 Male cuttlefish do not bluff. When their body language shows they are agitated, they are. This was one of the findings from a study on the giant Australian cuttlefish in Springers journal Behavioral Ecology and Sociobiology, led by Alexandra Schnell... 阅读全文>>

日期:2016-07-29 Deep down below us is a tug of war moving at less than the speed of growing fingernails. Keeping your balance is not a concern, but how the movement happens has been debated among geologists. New findings from under the Pacific Northwest Coast by Un... 阅读全文>>

日期:2016-07-29 New research from the University of British Columbia suggests evolution is a driving mechanism behind plant migration, and that scientists may be underestimating how quickly species can move. The study, published today in the journal Science, builds... 阅读全文>>

日期:2016-07-27 Three weeks after the scientific world marked the 20th anniversary of the birth of Dolly the sheep new research, published by The University of Nottingham, in the academic journal Nature Communications has shown that four clones derived from the sam... 阅读全文>>

日期:2016-07-26 Honey bees are able to wiggle their abdomens in a variety of ways. Now new research published in the Journal of Insect Science shows how they are able to do it. In 2015, a team of researchers from Tsinghua University in Beijing used a high-speed cam... 阅读全文>>

日期:2016-07-26 Researchers have identified an inner ear deficiency in children with Autism that may impact their ability to recognize speech. The findings, which were published in the journal Autism Research, could ultimately be used as a way to identify children... 阅读全文>>

日期:2016-07-26 Scientists at The University of Nottingham have demonstrated for the first time that it is possible to selectively sequence fragments of DNA in real time, greatly reducing the time needed to analyse biological samples. A paper published today in the... 阅读全文>>

日期:2016-07-21 Climate change could make much of the Arctic unsuitable for millions of migratory birds that travel north to breed each year, according to a new international study published today in Global Change Biology. The University of Queensland School of Bio... 阅读全文>>

日期:2016-07-21 Two key climate change indicators -- global surface temperatures and Arctic sea ice extent -- have broken numerous records through the first half of 2016, according to NASA analyses of ground-based observations and satellite data. Each of the first... 阅读全文>>

日期:2016-07-21 Titanium is the leading material for artificial knee and hip joints because its strong, wear-resistant and nontoxic, but an unexpected discovery by Rice University physicists shows that the gold standard for artificial joints can be improved with th... 阅读全文>>

日期:2016-07-19 3D printing is revolutionizing many areas of manufacturing and science. In particular, 3-D printing of metals has found novel applications in fields as diverse as customized medical implants, jet engine bearings and rapid prototyping for the automot... 阅读全文>>

日期:2016-07-19 A research team including a Scripps Institution of Oceanography at the University of California San Diego climate scientist simulated in a computer model, for the first time, the realistic evolution of global mean surface temperature since 1900. In... 阅读全文>>

日期:2016-07-16 Cellulite occurs when fat pushes against connective tissue, making the skin above it pucker. If youre considering liposuction, dont. (It cant break up the connective tissues that cause dimples.) The best things you can do are exercise (cardio plus r... 阅读全文>>

日期:2016-07-16 An amped-up workout can help. A review in the Journal of Obesity found that women who did high-intensity interval workouts burned more of the subcutaneous belly fat that causes love handles than women who exercised longer at a lower-intensity, stead... 阅读全文>>

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