Asian carp may be swimming their way into the US Great Lakes. Or not. As the New York Times reports, DNA from the invasive species has been found in Lake Michigan, but how that DNA arrived in those waters is still a matter of debate.
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The World Health Organization calls for the public release of clinical trial results within a year of the completion of data collection.
In Science this week: measles virus nucleocapsid structure, and more.
African and US health officials work to establish an Africa-wide Centres for Disease Control and Prevention.
Nature has retracted a 2002 epigenetics paper for image manipulation.