A chemist explores why the fossilized shells of ammonites, squid-like marine animals that vanished with the dinosaurs, are so ...

Research teams from the Academia Sinica and National Taiwan University have documented the first discovery of five freshwater ...

The brilliant iridescent hues found in ammolite come from tiny air gaps in the fossils’ layers, a new study finds.

Rare fossils reveal that worms managed to survive multiple mass extinction events. A recent scientific investigation has ...

Over 500 million years ago, the Cambrian Period sparked an explosion of skeletal creativity. Salterella, a peculiar fossil, ...

Top of the encrusted surface of a brachiopod shell, showing the "war" between an edrioasteroid (star-shaped organism at center) and a fast-growing bryozoan colony. From Sprinkle and Rodgers 2010. Back ...