Analysis of an ancient bird feather encased in dinosaur feces may have solved the 66-million-year-old mystery of why modern ...

Researchers have found clues that help explain why birds are the only group of dinosaurs that survived extinction. The post ...

An extremely well preserved fossil feather could reveal why some birds survived the dinosaur-killing asteroid, and others did ...

A dinosaur, possibly a young Tyrannosaurus rex, excreted a bird 66 million years ago, and one of its feathers is exquisitely ...

A feather discovered inside 66-million-year-old fossilized dinosaur poop may help explain why modern birds survived the ...

About 66 million years ago, a dinosaur—maybe a T. rex or a Nanotyrannus—ate a bird. The record of that meal, in the form of ...

Lead researcher Jingmai O'Connor argues that this now-extinct bird lineage may have had less insulating plumage than the ...

When an asteroid collided with Earth 66 million years ago, spewing clouds of dust into the air and creating hellish conditions for every living thing on the planet, all the large dinosaurs perished.

Learn how feathers in dinosaur poop from the Hell Creek Formation could help explain why some birds survived the mass ...

Clues to why modern birds managed to survive without going extinct have been discovered in fossilized dinosaur feces, or ...

Analysis of fossilized remains from dinosaurs known as troodontids reveals how one species' hip and leg bones may have ...

Though we often imagine dinosaurs as being reptilian monsters, recent research indicates they were actually the feathered ancestors of modern birds—and a new exhibition at the American Museum of ...