Dinosaurs inhabited the Northern Hemisphere millions of years earlier than scientists previously thought, according to the ...

Despite being creatures that lived and died long before us, dinosaurs hold a special place in our imaginations. But their huge popularity also often raises an intriguing question: How were dinosaur ...

They believed dinosaurs originated in the southern hemisphere, gradually spreading north. But fossil discovery in Wyoming is rewriting that story. Paleontologists at the University of Wisconsin ...

Illustration by Gabriel Ugueto, courtesy the University of Wisconsin-Madison A chicken-sized dinosaur fossil is challenging the mainstream view of how and when reptiles spread to the Northern ...