In offering evidence ... fossil record, several species of upright walkers evolved with subtle anatomical differences between them. Minor increases in hip extension and leg length, for example ...

A tiny treasure buried in 236-million-year-old poop. It might not be as glamorous as a bug in amber, but this dung fossil, ...

“The fossil record may accurately record the transformative impact of the evolution of insect flight ... Then insect wings developed—the first fossil evidence of them dates to 324 million ...

New clues about our earliest ancestors suggest they may have reached Eurasia sooner than scientists once thought. Fossils ...

Thousands of fossils from the La Brea tar pits in California show no signs of mammals and birds evolving in response to ...

Bacteria were the first organisms to photosynthesize, creating the oxygen essential for the evolution ... fossil evidence of photosynthesis. “This discovery extends the fossil record of such ...

For example, Britain’s White Cliffs of Dover are ... Despite the incomplete nature of the fossil record, fossils provide us with evidence of evolution. We can use them to observe how life on Earth has ...

The fossil, which shed new ... likely phased out during evolution. Its eye sockets showed evidence of palpebral bones or eyelid bones, for example, which are no longer present in today's species.