A rare fossil discovered in Oklahoma is making waves across the paleontological community after a geology professor and his ...

A routine fossil-hunting trip turned into a groundbreaking discovery for a pair of researchers when they stumbled upon a rare ...

The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

A new study suggests that dinosaurs likely weren't in decline before an asteroid wiped them out 66 million years ago; instead ...

The idea that dinosaurs were already in decline before an asteroid wiped most of them out 66 million years ago may be ...

The dinosaurs were not in decline before the asteroid hit, a new study finds. Instead, poor fossilization conditions and ...

The model suggested that, during the 18 million-year time period in question ... caused by geological changes in these terminal Mesozoic fossil-bearing layers — driven by processes such as ...

The study looked at the dinosaur groups Ankylosauridae (armoured herbivores), Ceratopsidae (large three-horned herbivores, ...

The idea that dinosaurs were already in decline before an asteroid wiped most of them out 66 million years ago may be explained by a worsening fossil record from that time rather than a genuine ...