It looked, at first, like the sort of fossil Rudy Lerosey-Aubril knew well. After a long day of teaching, the Harvard ...

Remarkably preserved fossils found in southern China offer a fascinating window into what life looked like at the end of the ...

Biomechanical studies on the arachnid-like front "legs" of an extinct apex predator show that the 2-foot (60 centimeter) marine animal Anomalocaris canadensis was likely much weaker than once assumed.

The details of how animal life began are a bit murky. Most of the groups familiar today are present in the Cambrian, a period ...

Cambrian lobopodians are important for understanding the evolution of arthropods, but despite their soft-bodied preservation, the organization of the cephalic region remains obscure. Here we describe ...

Scientists have uncovered the earliest fossil evidence of annelids (ringed worms) in Cambrian microfossils dating back ...