News

Space

Pairing off in the early universe

New simulations reveal that some of the first stars in the universe formed in pairs.

Health & Medicine

Caloric 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.

Anthropology

Maize 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.

Physics

Graphene gains nearly perfect liquid status

Scientists have found that electrons in a layer of carbon atoms can become a strongly interacting swirling soup.