You’re not likely to witness a horsehair worm making its exit from a praying mantis, but if you do, it’s quite a sight. The spaghetti-like worm, under wet conditions, gradually wiggles out of its host ...

To many parasitic worms, we are the world. And the way they've evolved to live within us — without wiping us out — is stunning. As a college undergraduate, I fell in love with parasitic worms. I was ...

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