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已读[72] 发布: 2013/06/15 00:30:12
The White House has "high confidence" that the Syrian government has used chemical weapons, after a breakdown product of sarin was found in urine samples        
已读[71] 发布: 2013/06/15 00:29:24
A drop in oyster harvests may be down to the difficulty oyster larvae have in making shells when seawater acidifies        
已读[73] 发布: 2013/06/15 00:28:07
All the latest on newscientist.com: the biology of free will, world's first abs, patenting breast cancer genes, green economy pangs in Mongolia, and more        
已读[72] 发布: 2013/06/15 00:27:22
Mary-Claire King , who discovered the BRCA1 and BRCA2 cancer-related genes, says she is delighted by the US Supreme Court ruling that makes it illegal to patent them        
已读[81] 发布: 2013/06/15 00:17:42
Researchers march in 19 cities against steadily waning science budget.
已读[79] 发布: 2013/06/14 23:51:45
Allowing all employees access to paid sick days would reduce influenza infections in the workplace by nearly 6 percent, according to a first-of-its-kind analysis. The researchers simulated an influenza epidemic in Pittsburgh and surrounding Allegheny County and estimated it to be more effective for small, compared to large, workplaces.
已读[83] 发布: 2013/06/14 23:49:02
Researchers have identified a way to trigger reproduction in the laboratory of clusters of human cells that make insulin, potentially removing a significant obstacle to transplanting the cells as a treatment for patients with type 1 diabetes.
已读[81] 发布: 2013/06/14 23:46:27
A protein used by embryo cells during early development, and recently found in many different types of cancer, apparently serves as a switch regulating the spread of cancer, known as metastasis, report researchers.
已读[79] 发布: 2013/06/14 23:42:25
Astrophysicists have detected a star of low luminosity which within a matter of moments gave off a flare so strong that it became almost 15 times brighter. The star in question is the flare star WX UMa.
已读[86] 发布: 2013/06/14 23:40:20
A discovery has been made of the way in which the glgS gene (now renamed as the “surface composition regulator”, scoR) acts in bacteria and how the mechanisms involved in bact...
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