This Leech Had an Appetite for Something Other Than Blood
A 437-million-year-old fossil from a deposit in Wisconsin could be the oldest species of leech ever found.
Read MoreA 437-million-year-old fossil from a deposit in Wisconsin could be the oldest species of leech ever found.
Read MoreHer discoveries as a primatologist in the 1960s about how chimpanzees behave in the wild broke new ground and were
Read MoreAs many as 30,000 Romans fled the ruined region in A.D. 79. But some returned, a new study reveals, and
Read MoreThe discovery of huge petroglyphs of camels and donkeys, as well as hundreds of engraving tools, hints at complex early
Read MoreIn a preview of their flight, the crew of Artemis II, three Americans and a Canadian, struck a tone that
Read MoreNesting often high in the redwoods’ canopy, the marbled murrelet faces new and longstanding risks.
Read MoreA fossil of the 23-foot-tall predator could help unlock secrets of an order of dinosaurs that remain poorly understood.
Read MoreA NASA mission, IMAP, and two more spacecraft that will study space weather are traveling through space atop a single
Read MoreThe flesh-eating parasite was detected in northern Mexico. It is the northernmost case of the livestock infection, which was eradicated
Read MorePhysicists have devised a new model to account for the discomfort that airline passengers know all too well.
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