Dinosaur

A new analysis of Tyrannosaurus rex teeth indicates the ancient predator maintained a body temperature of about 36.3 degrees…

Paleontologists in Montana have discovered remarkably preserved feathers of an ancient aquatic bird inside a fossilized dinosaur dropping,…

Paleontologists in North Dakota have unearthed a set of 66.5-million-year-old fossilized footprints that can be confidently attributed to…

Fossilized eggs reveal new secrets about world’s biggest dinosaurs The largest dinosaurs that ever lived were able to…

Scientists have identified the first dinosaur fossil from a remote western section of the Bayan Gobi Formation in…

Cranial fossils of a nodosaurid ankylosaur unearthed more than two decades ago on the Japanese island of Hokkaido…

Archaeopteryx — the first ever bird to inhabit the Earth — may have hopped its way into the…

Paleontologists working in southern China have identified a new species of sauropod dinosaur that appears to belong to…

Paleontologists in India have unearthed a partial skeleton of a diminutive, previously unknown neosauropod dinosaur from the Middle…

Thousands of fossilized bones from a Cretaceous-period bonebed in Wyoming, the United States, offer rare physical evidence that…

Paleontologists in China have described a small, previously unknown Jurassic bird whose short tail offers new evidence for…

A small fossil collected on an Antarctic island more than four decades ago is a tail vertebra of…

Tyrannosaurus rex Had Mammal-Like Body Temperature, Study Finds