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EarthLivestock manure stinks for infant health
Megafarm production associated with infant illness and death rates.
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LifeFor worms, one gene can change survival behavior
Natural differences in a single gene cause worms to either eat or avoid harmful bacteria.
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SpaceWhiff of Martian methane offers lively possibilities
The definitive discovery in Mars’ atmosphere of methane — often, but not always, a compound hinting at life — introduces the possibility of underground organisms.
By Ron Cowen -
LifeCapuchin monkeys choose the right tool for the nut
New field experiments indicate that wild capuchin monkeys choose the most effective stones for cracking nuts, suggesting deep evolutionary roots for the use of stone tools.