Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...

Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

A trove of specimens from New Mexico may help settle a long-running argument about the diversity of dinosaurs before their extinction. A life reconstruction of Alamosaurus sanjuanensis, from the ...

One of the worst days in the history of life on Earth started like any other. Herds of hadrosaurs with huge head crests and duck bills roamed ancient New Mexico for plants to eat, making sure not to ...

Scientists have discovered a new dinosaur from Argentina with powerful claws, feasting on an ancient crocodile bone. The new find was possibly 23 feet long and hailed from a mysterious group of ...

When did these blockhead dinosaurs get their domes? A new fossil is “the specimen we have all been waiting for.” In this artist's reconstruction, two pachycephalosaurs from the new species Zavacephale ...

A fossil found in Argentina shows that up to the very end of the age of dinosaurs, they faced serious competition from other reptile species. A life reconstruction of Kostensuchus, a large, ...

Perhaps the most cynical part of the “Jurassic World” films is the fact that genetics companies pushed themselves to create entirely new species of dinosaurs, simply because, once they became a hot ...

This article contains spoilers for Jurassic World Rebirth. If you’re not caught up yet, check out our spoiler-free review of the new dinosaur adventure. Jurassic World Rebirth hits theaters this week, ...

We know dinosaurs were big, but how big were they? And how do we even know? Luckily, paleontologists and other scientists know how to find the answers. By measuring fossils, comparing them to the ...