Tyrannosaurs catch a lot of teasing for their tiny arms. The fiddly, two-clawed appendages just look a little silly on carnivores of such imposing stature. But they were hardly alone—another enigmatic ...

CT scans also indicate Archaeopteryx had nerve endings in the end of its beak—part of what’s known as a bill-tip organ. Again ...

Despite growing into the largest animals ever to walk on land, sauropods began life small, exposed, and alone. Fossil ...

Using artificial intelligence, DinoTracker can accurately classify dinosaur tracks around 90 percent of the time ...

New research shows that baby dinosaurs played a crucial role in feeding Jurassic predators and keeping ancient ecosystems ...

Babies and very young sauropods—the long-necked, long-tailed plant-eaters that in adulthood were the largest animals to have ...

Scientists at the American Museum of Natural History investigated old specimens that had been at the museum for decades and ...

Baby sauropods were the fast food of the Late Jurassic, feeding multiple predators and propping up the entire ecosystem.

When you hear the word "dinosaur," the first thing that might spring to mind is a hulking skeleton like Sue the T rex in ...

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

Some 150 million years ago sauropods dramatically shaped the dinosaur ecosystem in what is now the western U.S., according to a new study ...

The dinosaurs of the Jurassic Park and Jurassic World franchises are—and always have been—genetic monsters created by ...