The evolutionary journey from primitive plesiadapiforms to early primates during the Paleocene and Eocene epochs represents a critical chapter in mammalian history. Fossil records from these periods ...

In western India, strata of old rocks are providing a glimpse of what may have been a world of heat, a world of creeping continents, and one of giant reptiles. The fossil evidence discovered in ...

Add Yahoo as a preferred source to see more of our stories on Google. Eocene Fossils of a Beetle, Wasp and Mosquito in Sandstone and 38-55 Million Years in Age.© I. Pilon/Shutterstock.com The post ...

The oldest known fossil of a singing cicada reveals that these insects were making music during the Eocene epoch — long before humans existed. “The fossil has been in the collection of the Senckenberg ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. About 50 million ...

Eocene Fossils of a Beetle, Wasp and Mosquito in Sandstone and 38-55 Million Years in Age.© I. Pilon/Shutterstock.com The story begins in Cueva de Mono, a cave in the southern Dominican Republic that ...