Until recently, the hyolith resisted classification on the evolutionary tree of life.
Neanderthals were more sophisticated than how they're often portrayed in popular culture.
Do birds have teeth? Not anymore, but they once did, when they were more similar to dinosaurs.
Unlike their contemporaries the dinosaurs, crocodiles managed to survive whatever killed off their Jurassic cousins. So what accounts for their longevity?
The oldest dinosaur nests have unearthed some surprising secrets...
New fossils unearthed in China cast light on the evolution of today's fliers.
We're related... to something that looks like an eel!
Picture this: it's the Cambrian period. There are all sorts of strange looking creatures swimming and crawling around the ocean floor...
Scientists have found evidence that by the time modern humans arrived in Europe, Neanderthals had already experienced an extinction scare.
Did toxic tar balls cause the health problems associated with the Chumash people?