News

Earth

BPA makes male mice less macho

Studies show that exposures in the womb or during adolescence can erase masculine habits or reverse sexes' behavior.

Animals

Lionfish no match for big groupers

Despite its invasive success, the lionfish can't withstand grouper appetites.

Life

Tasmanian devil genomes offer some hope, few answers

While clues to combating the infectious cancer that's threatening the species remain elusive, the completion of two genetic blueprints reveals a low but stable genetic diversity.

Humans

Bone may display oldest art in Americas

A mammoth engraved on a fossil may date from at least 13,000 year ago.