Biologists are confronting a problem they thought they had mostly solved: what, exactly, counts as life. A wave of ...

Astronomers have discovered never-seen-before rock types, made up of unusual ratios of minerals, within the remains of alien worlds ripped apart by their dying host stars. The research suggests that ...

“Armchair anthropologist” takes on new meaning at FossilFinder.org. The citizen science website is seeking volunteers to look for fossils and stone tools and to classify rocks captured in aerial ...