Three newly reported fossil discoveries — a 554‑million‑year‑old 'lost world' in China, a nearly complete Jurassic reptile near a dinosaur nest in the U.S., and a new Spinosaurus species in Niger — ...

For decades, scientists have wondered what triggered the sudden "explosion" of complex animal life on Earth. This new ...

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

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

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.

This is not goodbye. I promise. Just because The Cambrian is shifting to an all-digital format after this week, it doesn’t mean the paper is going away. Neither am I. I’ve been answering two questions ...

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 ...