Scientists have long debated whether a mysterious dinosaur excavated in the 1940s was a young T. rex or a distinct species.

Scientists say there’s new evidence that settles the origins of a mysterious dinosaur excavated in the 1940s. Researchers ...

A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the dinosaurs.Rocks and fossils at the Naashoibito Member site show an ecosystem that was ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

It was a cloudy morning in southeast Mongolia. Paleontologist Chinzorig Tsogtbaatar and several colleagues set out by foot from their campsite to a rocky outcrop dating back some 110 million years to ...

In the badlands of eastern Wyoming, the Lance Formation is a trove of prehistoric fossils. And one area in particular — a region less than 10 kilometers (6 miles) across — has provided scientists with ...

(CNN) — A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the dinosaurs. Rocks and fossils at the Naashoibito Member site show an ecosystem that ...

In a 1970 National Geographic feature, paleoanthropologist Richard Leakey—son of Louis and Mary Leakey—recounted his discovery of a nearly complete Australopithecus boisei skull (now Paranthropus ...

A 68-million-year-old triceratops skull might not be the first thing you expect to find at an art fair, but at Frieze Masters, the extraordinary is the norm. The fossil, discovered in Montana and ...