It's true: Crabs keep turning up in nature, and it's bothering scientists so much that they've been given federal grants to get to the bottom of it. The phenomenon is so widely known that it's been ...

Coconut crabs are massive. Up to three feet in diameter, they scuttle across remote tropical islands in the western Indo-Pacific Ocean, cracking open coconuts like they’re made of butter, eating ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Evolution is a pretty weird concept. Our family members that existed ...

A flat, rounded shell. A tail that's folded under the body. This is what a crab looks like, and apparently what peak performance might look like — at least according to evolution. A crab-like body ...

You’ve seen the memes—“everything will eventually evolve into a crab” or “crab is the ideal form”—while scrolling online. These are parodies of a real scientific concept, carcinization. In biology, ...