A color explosion happened around 150 million years ago, resulting in dinosaurs sporting a multitude of hues.
A new look at a remarkable collection of fossils finds the animals died in a terrific volcanic eruption.
The devil frog was slightly smaller than previously thought, had massive spikes protruding from its skull, and a plate of body armor on its back.
A toothy, long-nosed skull found in Texas belonged to a swamp monster that lived more than 200 million years ago.
A duck-billed dinosaur sported a fleshy 'rooster comb' on its head, a new fossil reveals.
The mystery of where all the dino poop went has been solved.
Enormous herds of rhino-like animals turned parts of what is now Argentina into minefields of dung.
The new meat-eating Cretaceous dinosaur was so big, it's now on the list of the top three largest North American predatory dinosaurs.
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