During the Triassic period nearly 250 million years ago, a small reptile scurried after insects in the canopy of a lush ...

Body coverings such as hair and feathers have played a central role in evolution. They enabled warm-bloodedness by insulating ...

A 247-million-year-old fossil reptile boasted an enormous crest on its back made from feather-like appendages, long before the appearance of feathered dinosaurs ...

Mirasaura grauvogeli had a featherlike crest and a tail like a monkey. “It's been a long time since I've been so blown away by a new fossil discovery.” ...

Preserved in tan stone, the fossil of Mirasaura included much of the ancient reptile’s skeleton and a feather-like fan that ...

A bizarre reptile once scurried through the Triassic treetops with an extravagant crest on its back, one made from neither ...

An international team of researchers has published a breakthrough study in the journal Nature showing that early reptiles from the Triassic period had unique structures growing from its skin that ...

Paleontologists have uncovered a groundbreaking new dinosaur species in Switzerland's Klettgau Formation.

A newly discovered reptile has led scientists “back to the drawing board” on feather evolution. Although existing 70 million ...

Since the first sharks emerged in the world’s oceans nearly half a billion years ago, the world has gone through five major ...

Roughly 252 million years ago, Earth experienced its deadliest known extinction. Known as the Permian–Triassic Mass ...