Researchers have discovered a mysterious ancient lizard with snake-like teeth in Scotland. Breugnathair elgolensis is one of ...

Little is known about the early history of lizards, snakes and their kin. New fossil discoveries reveal a complex ...

When paleontologists only have so many clues to infer a fossil’s original form, it’s all too easy to make honest mistakes.

In a forest of southeastern China, a 1-foot-long creature with "enlarged" teeth moved through the foliage. Its "cryptic ...