A treasure trove of fossils from China shows that the Cambrian explosion may have been less explosive than scientists once ...

At first, the day looks like a classic fossil beach hunt: rough waves, shell layers, cliff falls, and the hope of finding a shark tooth. Then a small fragment changes everything. They identify it as ...

Modern Nautilus and Allonautilus species inhabit deeper waters than their extinct ancestors did over 500 million years ago.

It is not every day you get to walk through an Ohio park knowing the ground beneath your feet was once part of an ancient sea ...

For more than a century, fossils meant bones, shells and the occasional imprint of a leaf. Now, a wave of research is showing that the most revealing relics of ancient organisms are not their shapes ...