Among today’s birds, the species most closely resembling their dinosaur ancestors are large, flightless ground-dwellers like ostriches, emus (pictured above), cassowaries, rheas, and kiwis. Some of ...

There might still be dinosaurs living on Earth today — if not for the giant asteroid. It’s a long-debated issue, but now researchers say the idea Dinosaurs were in decline before the Chicxulub ...

WACO, Texas — A new study published on Thursday, co-authored by researchers from Baylor University, New Mexico State University, the Smithsonian Institution and several international collaborators, ...

The extinction of the dinosaurs may be ancient history, but that history continues to be rewritten, thanks in part to a ...

"Specifically, the impact of their extinction may not just be observable by the disappearance of their fossils in the rock record, but also by changes in the sediments themselves." Dr. Weaver says the ...

WINONA, Minn. — It was a dinosaur that once roamed the Earth 66 million years ago, and now a big piece of it sits housed in a ...

A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the dinosaurs.Rocks and fossils at the Naashoibito Member site show an ecosystem that was ...

A remarkably well-preserved dinosaur fossil has arrived at the Smithsonian’s National Museum of National History. According ...