Acorn worms live in burrows on the seafloor so you’re not likely to ever see one. But you may see their absolutely enormous piles of poop. Snorkelers and divers have noted them for years and Nat Geo ...

Beware any rock that’s oblong and cylindrical, like a stubby stone finger. It might not be a rock. It could, very likely, be a coprolite. Yes, that’s another name for fossilized feces. And if you do ...

Ancient reptilian carnivores that resembled modern crocodiles were fearsome hunters, but their scaly armor and sharp teeth couldn’t protect them from parasites, scientists have discovered.

Add Yahoo as a preferred source to see more of our stories on Google. We see a stone block with a hole in the middle. It is surrounded by other stone blocks. By analyzing poop from biblical-era ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. If you ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. What goes into the body, must ultimately come out. The same goes ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Ancient poop found ...