New research suggests early dinosaurs laid eggs with soft shells, and mosasaurs—gigantic marine reptiles—did so, too, laying soft-shelled eggs of massive proportions. Birds and crocodiles lay eggs ...

Some of the soft-shelled eggs that the team analyzed belonged to Protoceratops (right), a plant-eating dinosaur that lived around 75,000 years ago in what is now Mongolia. Whether the chicken or the ...

(CN) — New research released Wednesday suggests that the earliest dinosaur eggs were soft and leathery instead of hard, a conclusion that challenges beliefs that have been widely held for years. Of ...

Newly analyzed dinosaur eggs from China are offering an unusually intimate look at how these animals reproduced, grew, and ...

Sure, an impact event is what started wiping out the dinosaurs 65 million years ago. But why did some species manage to survive while most of the dinosaurs perished? A fascinating new theory suggests ...

Baby sauropod on a nest, taken at the American Museum of Natural History's World's Largest Dinosaurs exhibit. Riley Black For more than a century, paleontologists have been confident that all ...

Dating dinosaur eggs has always been tricky because traditional methods rely on surrounding rocks or minerals that may have shifted over time. Now, for the first time, scientists have directly dated ...

A football-size egg from Antarctica and baby dinosaurs from Mongolia and Argentina shine new light on ancient reptile reproduction. By Lucas Joel There’s a problem with dinosaur eggs: A lot of them ...

Paleontologists have long thought that all dinosaurs laid hard-shelled eggs, much like crocodiles and birds (their descendants) do. But a new analysis of fossil eggs discovered in the Gobi Desert ...