Exceptionally preserved fossils from China reveal that bryozoans were already thriving during the Cambrian explosion.

(PhysOrg.com) -- A unique set of fossils indicates that 525 million years ago marine animals congregated in Earth’s ancient oceans, most likely for migration, according to an international team of ...

An event as simple as the world's first bite may have sparked an ancient "explosion" of life 500 million years ago that led to the rise of the broad groups of animals that are still alive today. A ...

500 million years ago, the meter-long Anomalocaris roamed the Cambrian seas. Researchers once thought that Anomalocaris crushed trilobites with their teeth, but recent fossil analysis suggests ...

Add Yahoo as a preferred source to see more of our stories on Google. Reconstruction of the early Cambrian seafloor, depicting colonies of Protomelission gatehousei and Dayingomelission hexaclitia ...

A newly described species from the Burgess Shale had three eyes, clawed limbs, and a tail full of gills—plus internal organs preserved in stunning detail. Reading time 3 minutes A newly described ...

More than half a billion years ago, the Grand Canyon was not the arid landscape we know today but a shallow, tropical sea teeming with strange life. Now, scientists have uncovered a remarkable fossil ...

Discover how trilobites may have used a brood pouch for parental care, aiding their young in the predatory Cambrian seas. Erma Bombeck called motherhood the world's second oldest profession, but she ...

The fossilized organisms of the Cambrian period some 500 million years ago are both alien and familiar. A few of them look a lot like the creatures around us today. But even some that don’t look at ...