News
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SpaceCosmic telephoto lens shows intense, early star formation
A recently discovered galaxy gives a detailed view of stellar birth in the young universe.
By Ron Cowen -
LifeThere are rules in fiddler crab fight club
Territorial crustaceans will defend their own rivals, but only to keep stronger ones out.
By Susan Milius -
PaleontologyFossilized poop bears tooth marks
Shark-bitten fecal matter probably came from an assault on an ancient croc.
By Sid Perkins -
PhysicsSuperchilly chemistry
New theory and experiments help reveal how molecules interact in an ultracold system.
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AnthropologyFarming’s rise cultivated fair deals
A cross-cultural study suggests that the spread of farming unleashed a revolution in concepts of fairness and punishment.