A paleontologist was trying to locate the site of a famous 1908 discovery when a rancher in Wyoming shared an important clue.

Argentine scientists reveal Chucarosaurus diripienda, a giant 30-meter titanosaur found in Patagonia that challenges ...

A 10-year-old girl out on a shoreline stroll on a Wales beach literally stumbled upon five prehistoric dinosaur footprints.

The skeletons of the duck-billed dinosaurs, Edmontosaurus Annectens – which lived more than 66 million years ago in the late ...

Newtonsaurus cambrensis is very large, larger than most, if not all, contemporary predators. For a therapod dinosaur from the Triassic era to be so large is essentially unprecedented. Scientists in ...

Two fossilized "mummies" unearthed by scientists in the badlands of Wyoming of the duckbilled dinosaur Edmontosaurus reveal ...

For decades, paleontologists debated whether fossils were of a young T. rex or a species called nanotyrannus. A new study ...

New research has identified a dinosaur "mummy zone" in a series of ravines near Lusk, Wyoming. It's produced two mummies of a fleshy dinosaur with ...

If you've ever seen a cut-down tree, you've noticed the rings that mark each year of growth. But those rings don't just show the tree's age. They show how fast the tree grew. A new study took this ...

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers.