Russians 'never, ever had sex in space': official

Russian or Soviet cosmonauts never had sex in space in the 50 years of human exploration of the cosmos. And that's official, according to a Russian expert. As for Americans, well, you'd better ask them.

Targeting amyloid to stop HIV

(PhysOrg.com) -- Amyloid protein structures are best known for the troubles they pose in the brains of Alzheimer's patients. Now researchers are trying to exploit their presence in a very different place - in semen - to find ...

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