“My first reaction was total disbelief,” said Kent Hups, who discovered the footprint path.

A high school teacher first spotted the remarkable trail while volunteering on a paleontological dig. Researchers suspect a hulking, full-grown dinosaur marched through the then-swampy landscape ...

Kent Hups, a high school science teacher in Colorado, discovered a 23-foot trackway of fossilized dinosaur footprints, which offer a glimpse of how the apex predator moved 66 million years ago.

The first known T. rex track of footprints stretches over 23 feet in North Dakota's Hell Creek Formation, with four massive ...

A new analysis of tooth enamel offers a direct estimate and fresh insight into how the dinosaur survived across North America ...

The first-ever discovery of a T. Rex trackway is coming to the Denver Museum of Nature and Science, after one Denver teacher ...

A remarkably preserved T. rex nicknamed “Rex Junior” could reveal new clues about what the famous dinosaur actually looked ...

The famous T-Rex roar from the movies was created by combining and manipulating sounds from several modern animals. Research ...

Readings from three teeth revealed an average body temperature of about 97 degrees Fahrenheit (36 degrees Celsius). That’s ...

The animal's temperature explains its geographic range 66 million years ago.

Four footprints were found in a sequenced trackway.

“I’m always telling my students that science starts with curiosity, passion and careful observation,” Kent Hups said of his discovery ...