"Jeffrey and the girls were very gracious hosts,” Jack Horner wrote in a 2012 email after visiting Jeffrey Epstein's New ...

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A tiny, plant-eating dinosaur about the same size of a chicken that occupied what’s now northern Spain some 125 million years ...

Recent discoveries about an alvarezsaur called Manipulonyx have drawn renewed attention to this group of bird-like, clawed creatures and the mysteries around their anatomy and behavior ...

Ancient magnetic fossils reveal that animal navigation using Earth’s magnetic field may have evolved far earlier than ...

For more than a century, the largest dinosaurs have seemed like a closed club dominated by a few famous sauropods with necks as long as city buses. Now a neglected set of bones is forcing ...

Approximately 290 million years ago, a carnivorous dinosaur stomping around present-day Germany had a tummy ache. The Paleozoic predator eventually vomited up its stomach contents, and then hopefully ...

Earth is covered with technofossils, or man-made materials, that will last for centuries and maybe even longer.