Tyrannosaurus rex is undoubtedly one of the most famous dinosaurs. Whether it was the largest amongst the meat-eating theropods, however, is questionable and often part of intense debate. Based on the ...

After T. rex was first described in 1905, the world’s most charismatic megafossil could have turned out to be a mere curiosity. Tyrannosaurus rex is still the biggest, baddest land predator of all ...

Today, Sue the T. Rex fossil, the largest and best preserved T. Rex fossil ever discovered, turns 25—or at the very least, 65,500,025 (but she doesn’t look a day over 60.5 million if you ask me.) The ...