Tiny pebblelike structures found in a 54-million-year-old fossilized fish eye contain the natural pigment, melanin, a study reveals. Similar structures show up regularly on fossilized feathers, hair ...

A fossil smaller than a human fingernail has revealed a complete ancient brain, turning a speck of stone into a detailed map ...

What does it take for soft-bodied animals, built to rot not to rock, to persist for 500 million years in the Grand Canyon?

A rare fossil plant reveals how early plants moved water and food, helping to explain the secrets of tree growth.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A 50-million-year-old assassin bug offers a rare peek at ...

Researchers have discovered geometric, hollow, ball-like structures in 80-million-year-old fossils of bizarre marine animals. Palaeobiologists Jennifer Hoyal Cuthill and Aaron Hunter identified the ...

Continental siltstones of the Mesoproterozoic Copper Harbor Formation, Michigan contain macroscopic structures of a size and morphological complexity commonly associated with fossils of eukaryotic ...