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LifeA Most Private Evolution
The most dramatic examples of the power of evolutionary theory may come from the strange and ugly stuff — biology too dumb to have been designed.
By Susan Milius -
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ComputingComputing Evolution
Scientists sift through genetic data sets to better map twisting branches in the tree of life.
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HumansGamers crave control and competence, not carnage
Study turns belief commonly held by video game industry, gamers, on its head.
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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.
By Bruce Bower -
Health & MedicineUsing checklist reduces surgery complications
Measure twice, cut once: Going over a checklist of procedures in the operating room before and after surgery lowers the complication rate and, in developing countries, saves lives, a study in eight hospitals shows.
By Nathan Seppa -
EarthWorld’s windiest ocean locale
News briefs from the American Meteorological Society annual meeting being held January 11–15 in Phoenix.
By Sid Perkins