Researchers used a high-energy particle accelerator in France to produce rare, high-resolution three-dimensional ...

A rare set of exquisitely preserved dinosaur embryos unearthed in the Patagonian badlands is revealing how dramatically the animals changed as they grew from mere 15-inch hatchlings into bus-sized ...

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An unprecedented fossil of a baby dinosaur curled up perfectly inside its egg is shedding more light on the links between dinosaurs and birds. The 70-million-year-old fossil preserves the embryonic ...

The scientists discovered the embryos in a layer of sedimentary rock (known as a "bone bed") containing bone fragments and shards of once-intact dinosaur eggs. The science journal Nature, where the ...

It was in egg-cellent condition. Argentine paleontologists found a real diamond in the rough after happening across a perfectly preserved 70 million-year-old dinosaur egg during an excavation. “It was ...

In the Cretaceous period, Earth was plagued by widespread volcanic activity, oceanic oxygen depletion events, and mass extinctions. Fossils from that era remain and continue to give scientists clues ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been widely debated, paleontological discoveries and developmental biology studies ...