Long before Tyrannosaurus rex, Allosaurus was the dominant predator of North America’s Late Jurassic ecosystems. Fossils from ...

North America has produced some of the most famous prehistoric fossils ever discovered. From towering Tyrannosaurus rex to Ice Age mammoths, its history spans hundreds of millions of years. This ...

(WJW) – It is no secret that the tyrannosaurus rex was one of the largest carnivorous creatures to walk the earth millions of years ago, but a new study suggests it may have taken the predator decades ...

Millions of years ago, it was one of the most feared apex predators, and most popular in today’s pop culture. Tyrannosaurus rex translates to “tyrant lizard king” for a reason, dominating our view of ...

Tyrannosaurus rex probably wasn't full-grown until around age 40, new research suggests. Kirk Johnson / National Museum of Natural History / Smithsonian Institution Over the years, Tyrannosaurus rex ...

When John Harbaugh became head coach of the Ravens, he inherited defensive coordinator Rex Ryan. Eighteen years later, Harbaugh could be bringing Ryan in. Via Michael McCarthy of FrontOfficeSports.com ...

A group of researchers has estimated how long it took Tyrannosaurus rex to reach its full size — and the time period is significantly longer than scientists previously believed. The dinosaur is ...

A group of researchers has estimated how long it took tyrannosaurus rex to reach its full size — and the time period is significantly longer than scientists previously believed. The dinosaur is ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Tyrannosaurus rex is arguably the world’s most famous dinosaur ...

The study, published in PeerJ on Wednesday, analyzed bone samples from 17 Tyrannosaurus rex specimens using advanced microscopic and statistical techniques. Lead author Holly Woodward, a professor of ...

Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study.Scientists have long counted annual growth rings in fossilized ...

Add Yahoo as a preferred source to see more of our stories on Google. Tyrannosaurus rex is known as the king of the dinosaurs. - Roger Harris/Science Photo Library RF/Getty Images Tyrannosaurus rex ...