A newfound site in the Italian Alps holds one of the largest collections of Triassic dinosaur footprints ever seen ...

New plankton arrived just a few millennia — maybe even decades — after the Chicxulub asteroid, forcing a rethink of evolution ...

Diplodocus was one of the longest dinosaurs of the Late Jurassic. But its most unusual feature may have been its extremely ...

RED FLEET STATE PARK, Utah - A three-toed footprint appeared in the rock, slightly longer than my hiking boot. The outlines ...

To sort the earliest branches of the dinosaur family tree, paleontologists compare skeletons piece by piece. They build evolutionary trees from hundreds of anatomical traits—hip sockets, vertebrae, ...

For decades, paleontologists have searched for the biggest dinosaur to ever walk the Earth, but the answer remains surprisingly uncertain. Massive species like Argentinosaurus and Patagotitan are ...

A 125-million-year-old fossil reveals a newly discovered dinosaur covered in unusual spikes scientists have never seen before.

It may have been suicidal for a predator to go after a healthy adult Brachiosaurus, a behemoth weighing perhaps 60 tons that was a member of the long-necked group of dinosaurs called sauropods that ...

About 150 million years ago, the land that is now the western United States was alive with dinosaurs. New research shows that ...

A 125-million-year-old dinosaur just rewrote what we thought we knew about prehistoric life. Scientists in China have uncovered an exceptionally preserved juvenile iguanodontian with fossilized skin ...

Thanks to its popularity an enormous 26m-long Jurassic exhibit will be on show at the Herbert Art Gallery & Museum for ...