Scientists date an Indonesian cave painting to 40,000 years old—shaking up previous ideas about art's origins and migration.
"Extremophile" bacteria might be able to clean up toxic nuclear waste sites.
Have you heard about the newest metals? They have been given temporary names, Ununquadium and Ununhexium.
When a bright young Eagle Scout gets a really bad idea, it might not be a bad idea to duck and cover.