This Week in PNAS

Editor's Note: Some of the articles described below are not yet available at the PNAS site, but they are scheduled to be posted some time this week.

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This Week in PNAS

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This Week in PNAS

In Science this week: self-assembly of DNA components in solution, and more.

Genetics and Molecular Research retracts two gastric cancer papers for being "substantially equal" to other papers, according to Retraction Watch.

A new analysis indicates that the Ebola virus behind the current West African outbreak is mutating at about the same rate as other Ebola viruses.

With the launch of Scott Kelly into space today, the study of him and his earthbound brother to disentangle the effects of life in space from the effects of genetics kicks off.