Look closely at living and dead trees to find evidence of even smaller neighbors. A fine, uniform, granular sawdust pushed from tiny holes in bark can indicate beetle larvae feces, or “frass.” A large ...

Sloths may seem like quirky tree-dwellers today, but their past reveals a dynasty of giants that once roamed the Americas.

Researchers have described a whole new family of extinct crocodyliforms based on the fossilized remains of a single teenage ...

The 35-year-old man showed up to the emergency department, complaining of retention of urine and a fever that had lasted for ...

Ancient poop fossils preserved molecules thanks to iron carbonate, revealing hidden details of prehistoric ecosystems.

The African Giant Earthworm ( Microchaetus rappi) is often awarded the title of the world's largest earthworm thanks to the ...