News
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LifeMarine microbes fritter away jelly bonus
Bacterial feasts during jellyfish blooms drain valuable carbon out of the food web.
By Susan Milius -
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Health & MedicineDrug prevents some breast cancers
A hormone-blocking compound can waylay some malignancies in healthy women who are deemed at risk.
By Nathan Seppa -
HumansSite hints at Asian roots for human genus
An early Homo species inhabited the Caucasus region 1.85 million years ago, casting doubt on its proposed African origin.
By Bruce Bower -
SpaceBlack hole jets in HD
Images of unprecedented resolution offer insight into how black holes swallow up matter.