Half a billion years ago, a shallow sea in what is now Siberia teemed with creatures that look more like science fiction than prehistory. Locked in that ancient seabed, scientists have now identified ...

The Ediacara Biota are some of the strangest fossils ever found—soft-bodied organisms preserved in remarkable detail where ...

The Cambrian explosion, long hailed as one of the most significant events in the history of life on Earth, has now been brought into question. New research suggests that this dramatic burst of ...