A stunning new fossil find from the Grand Canyon fills in some blanks from a time when evolution began experimenting with weird new forms. Frustratingly, fossils from later in the Cambrian period are ...

How does rapid burial work? New insights from experiments with echinoderms. Burial is a critical factor in the preservation of most fossils, keeping scavengers away and preventing the disarticulation ...

A trio of jawbones, a leg bone, and a handful of vertebrae and teeth found in Morocco may represent one of the last common ancestors of Neandertals, Denisovans and modern humans. “We can say that the ...

The toilet brushlike specimen from a Canadian quarry hints at the evolutionary experiments that occurred during a 15-million-year gap in the fossil record. A 352-million-year-old fossilized tree, ...