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LifeWhen two hyenas get the giggles
Laughs of higher-status individuals are more posh, a study in a captive colony suggests.
By Susan Milius -
AnthropologyInca cemetery holds brutal glimpses of Spanish violence
Bones from a 500-year-old cemetery have yielded the first direct evidence of Inca death at Spaniards’ hands.
By Bruce Bower -
Health & MedicineBees forage with their guts
Researchers show that a gene helps honeybees choose between nectar and pollen.
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SpaceCosmic magnetic field strength measured
Hints of weak magnetism between galaxies narrows options for how the early universe got its fields.
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HumansFor a rare few, driving and cell phones go well together
Some people do well at combining driving with cell phone use, raising questions about the nature of attention.