The behemoth dinosaurs grew more slowly and had longer lifespans than previously thought, a new study suggests ...

Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles ...

There is no question that Tyrannosaurus rex got big. In fact, this fearsome dinosaur may have been Earth’s most massive land ...

Twelve non-dinosaur rulers show Earth’s old power: armored fish, giant insects, sky titans, sea kings, and saber teeth across ...

Fossils reveal dinosaurs were flourishing in diverse ecosystems right up until the asteroid impact ended their reign.

By counting visible and hidden rings, researchers found that T. rex did not reach full size until 35 to 40 years of age.

Layers of rock can tell the story of life on Earth, but only if you know when each chapter was written. For many dinosaur sites, that date has been little more than a rough guess. Now, a team of ...

A Psittacosaurus interacting with a Repenomamus robustus, an ancient mammal. Illustration: Copyright 2023 Michael W. Skrepnick / courtesy of Canadian Museum of Nature ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Meet Fona herzogae: the tiny dinosaur that burrowed its way ...

A fossil from the blustery plains of Patagonia is revising your book on one of the most elusive bands of hunting dinosaurs. The newly discovered dinosaur, Joaquinraptor casali, preyed on the soggy ...