News
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SpacePairing off in the early universe
New simulations reveal that some of the first stars in the universe formed in pairs.
By Ron Cowen -
Health & MedicineCaloric restriction extends life in monkeys, study finds
New study finds calorie restriction delays age-related diseases in monkeys. Another study reports that an immune-suppressing drug helps elderly mice live longer.
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AnthropologyMaize may have fueled ancient Andean civilization
A chemical analysis of skeletons from Peru’s Andes Mountains suggests that cultivation of key crop made building a prehistoric civilization possible.
By Bruce Bower -
PhysicsGraphene gains nearly perfect liquid status
Scientists have found that electrons in a layer of carbon atoms can become a strongly interacting swirling soup.