It was long believed that the Dracunculus medinensis parasite, which causes guinea worm disease in humans, has a fairly simple life cycle: A person drinks water contaminated with copepods, or water ...

A brain-invading worm spread by rats and snails is making inroads into the United States. A study this week seems to show the ...

Jumping” and “worm” are two words that don’t seem like they should go together. Just imagining such a thing is enough to ...