A UT San Antonio-led international research team has identified chitin, the primary organic component of modern crab shells and insect exoskeletons, in trilobite fossils more than 500 million years ...

The latest clues hint at where pterosaurs — the first vertebrates to fly — came from, how they evolved, what they ate and more.

What can fossil records teach scientists about ancient ecosystems and marine environments? This is what a recent study published in the Proceedings of the National Academy of Sciences hopes to address ...

A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth’s worst mass extinction. Instead of a single marine amphibian species, researchers ...

One of Colorado's most astonishing and coincidental fossil discoveries was found earlier this year, right beneath the parking lot of the Denver Museum of Nature & Science, museum officials announced ...

Scientists believe they’ve found evidence that life on Earth is over a billion years older than anyone believed was realistic. New research used machine learning to scan ancient meteorites and fossils ...

Scientists have uncovered new clues about some of Earth’s earliest fish, shedding light on the ancient origins of vertebrates that eventually moved onto land. By reanalyzing mysterious fossils from ...