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已读[71] 发布: 2013/06/13 20:29:04
A new study of the genetic origins of dyslexia and other learning disabilities could allow for earlier diagnoses and more successful interventions, according to researchers. Many students now are not diagnosed until high school, at which point treatments are less effective.
已读[70] 发布: 2013/06/13 20:29:01
The keen vision of NASA's Hubble Space Telescope has detected a mysterious gap in a vast protoplanetary disk of gas and dust swirling around the nearby star TW Hydrae, located...
已读[75] 发布: 2013/06/13 20:28:57
Researchers evaluating the biomass potential of woody crops, are taking a closer look at the black locust (Robinia pseudoacacia), which showed a higher yield and a faster harvest time than other woody plant species that they evaluated, said a crop scientist.
已读[65] 发布: 2013/06/13 20:28:53
A toxin dangerous to humans may help E. coli fend off aquatic predators, enabling strains of E. coli that produce the toxin to survive longer in lake water than benign counterparts, a new study finds. The research may help explain why water quality tests don't always accurately capture health risks for swimmers.
已读[71] 发布: 2013/06/13 20:28:49
As anyone who's ever mixed up the sugar and salt while baking knows, too much of a good thing can be inedible. What hasn't been clear, though, is how our tongues and brains ca...
已读[72] 发布: 2013/06/13 20:28:32
Scientists have reconstructed a dozen medieval and modern leprosy genomes -- suggesting a European origin for the North American leprosy strains found in armadillos and humans, and a common ancestor of all leprosy bacteria within the last 4000 years.
已读[74] 发布: 2013/06/13 20:28:25
Scientists have shed new light on how diving mammals, such as the sperm whale, have evolved to survive for long periods underwater without breathing.
已读[72] 发布: 2013/06/13 20:28:21
New satellite imagery reveals that several areas across the US are all but certain to suffer water-related catastrophes, including extreme flooding, drought and groundwater depletion. A new report underscores the urgent need to address these current and rapidly emerging water issues at the national scale in the U.S.
已读[76] 发布: 2013/06/13 20:28:17
Scientists present for the first time miraculously preserved musculature of 380 million year old armored fish discovered in north-west Australia. This research will help scientists to better understand how neck and abdominal muscles evolved during the transition from jawless to jawed vertebrates.
已读[67] 发布: 2013/06/13 20:28:14
Ocean waters melting the undersides of Antarctic ice shelves, not icebergs calving into the sea, are responsible for most of the continent's ice loss, a new study has found.
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