Sponsor: COSI Everyone knows Tyrannosaurus rex—but did you know these fierce predators started life as fluffy, gangly hatchlings? Or that they evolved from a family of mostly small, fast ...

A 68-million-year-old skull fossil found in Antarctica has revealed the oldest known modern bird, which was likely related to ...

The Tyrannosaurus rex is arguably one of ... which suggests that we’ve vastly underestimated the size of T. rex ever since its discovery in 1902. According to Live Science, the team presented ...

Known for its massive size, powerful jaws and razor-sharp teeth, the Tyrannosaurus rex was one of the most fearsome predators of the Late Cretaceous period.

Scientists have uncovered an apex predator that once ruled the prehistoric world, eclipsing early relatives of the Tyrannosaurus ... the iconic T. rex rose to fame. The discovery sheds light ...