The prehistoric Tyrannosaurus rex didn’t balloon to its massive size as quickly as scientists once believed. Instead, the apex predator grew more slowly and lived longer, according to a new study ...

Well, now scientists think they might have worked out the answer! Dr Holly Ballard and her team at Oklahoma State University studied leg bones from 17 different T.rex fossils to get a better idea of ...

For decades, paleontologists have debated whether a small tyrannosauroid skull found in 1942 belonged to a juvenile T. rex or was a full-grown member of a previously unknown species, eventually dubbed ...