Some of the most ancient fossils collected to date were traced back to the Ediacaran period. This is the time interval ...

Of all the abductions, this one is different.

Paleontologists surveying a dry riverbed in northeastern Brazil repeatedly encountered the same type of fossil: a lower jaw about six inches long, curved and thick, and twisted in an unexpected way. A ...

Paleontologists have revealed a "remarkable" prehistoric creature that has been "spectacularly preserved" by fool's gold—a common name for a substance called iron pyrite. The newly identified species, ...