By Will Dunham Feb 10 (Reuters) - Scientists have unearthed in Canada's province of Nova Scotia the skull of a creature dating to about 307 million years ago that is one of the oldest-known ...

More than 300 million years ago, long before the first dinosaur let out a roar, a small, four-legged creature was busy ...

Tyrannoroter heberti fossil shows one of the earliest land animals to eat plants, changing what we know about how ...

Life on Earth started in the oceans. Sometime around 475 million years ago, plants began making their way from the water onto ...

Hundreds of millions of years ago, the first animals to crawl onto land were strict meat-eaters, even as plants had already taken over the landscape. Now scientists have uncovered a ...

According to the researchers, the fossil represents an early shift in diet that helped shape modern terrestrial ecosystems.

A 307-million-year-old fossil reveals that some of Earth’s earliest land animals were already experimenting with a ...

Life began in the sea, and it took a long time to move onto land. Plants started creeping ashore about 475 million years ago.

The Smithsonian Institution Archives welcomes personal and educational use of its collections unless otherwise noted. For commercial uses, please contact [email protected] International media ...

Long before highways cut across the Ozarks and rice fields spread across the Delta, the ground beneath Arkansas was part of a ...

Could you make it in the swamps of the Late Carboniferous Period? The swamps of the Late Carboniferous Period teemed with giant insects, but it’s time for the amniotes - the ancestors of all reptiles, ...