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已读[52] 发布: 2013/06/06 17:16:08
Efforts to restore sturgeon in the Great Lakes region have received a lot of attention in recent years, and many of the news stories note that the prehistoric-looking fish are...
已读[50] 发布: 2013/06/06 17:16:05
Researchers have developed a simple and cost-effective DNA test to identify kangaroo species from their droppings which will boost the ability to manage and conserve kangaroo populations.
已读[53] 发布: 2013/06/06 17:15:59
By analyzing biopsy specimens from patients with postmenopausal osteoporosis and primary hyperparathyroidism, investigators have begun to pay increasing attention to "reversal...
已读[50] 发布: 2013/06/06 17:15:55
An “artificial cricket hair” used as a sensitive flow sensor has difficulty detecting weak, low-frequency signals – they tend to be drowned out by noise. But now, a bit of cle...
已读[45] 发布: 2013/06/06 17:15:52
Most motorists enjoy listening to the radio or their favourite CD while driving. Many of them switch on the radio without thinking. But is this safe? Experiments carried out b...
已读[45] 发布: 2013/06/06 17:15:49
Despite the lack of data regarding the rates of concussions in youth football, concerns have been raised about the sport being dangerous for this age group. Researchers have analyzed the incidence rates of concussion in youth football players in this age group and found a significantly higher incidence during games compared to practice sessions.
已读[47] 发布: 2013/06/06 17:15:44
Scientists have described how a genetic duplication that took place in the vertebrate ancestor some 500 million years ago encouraged the evolution of the ASF1b gene; a gene essential for proper cell division and related to some types of cancer such as breast cancer.
已读[49] 发布: 2013/06/06 17:15:40
Colombia sits atop a complex geological area where three tectonic plates are interacting, producing seismicity patterns that have puzzled seismologists for years. Now seismolo...
已读[48] 发布: 2013/06/06 17:15:36
Cells from individuals with autism spectrum disorders showed significantly decreased metabolism of the amino acid L-tryptophan, new research shows. The article shows promise f...
已读[49] 发布: 2013/06/06 17:15:32
North American drought has caused dramatic changes in native fish communities.
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