A chicken-sized dinosaur fossil is challenging the mainstream view of how and when reptiles spread to the Northern Hemisphere, new research revealed. Until recently, many scientists believed there ...

New analysis of dinosaur fossil, discovered in 2013 in Wyoming, challenges scientists’ beliefs about how dinosaurs first emerged: experts.

New analysis of dinosaur fossil, discovered in 2013 in Wyoming, challenges scientists’ beliefs about how dinosaurs first emerged: experts.

New analysis of dinosaur fossil, discovered in 2013 in Wyoming, challenges scientists’ beliefs about how dinosaurs first emerged: experts.

New analysis of dinosaur fossil, discovered in 2013 in Wyoming, challenges scientists’ beliefs about how dinosaurs first emerged: experts.

Fossils have led researchers to a previously unknown species of armored dinosaur that lived 168 million years ago, and it's unlike anything they've ever seen before. Dinosaur fossil discovery may ...

Three allosauruses—dinosaurs that lived in Colorado millions of years ago—kick up dust Daniel Eskridge/iStock / Getty Images Plus` Dinosaur Courtship, Written in Stone. The tracks identified ...

SEATTLE — Woodland Park Zoo's Dinosaur Discovery is a one-of-a-kind experience that brings dinosaurs to life with incredible detail and scale, making you feel like you are in the Jurassic period ...

Feathered fossil shows famed dinosaur could fly ... paleontologists still have questions about the Jurassic era animal’s anatomy and behavior roughly 165 years after its discovery.

For more than a century, scientists believed that a fossil of a winged dinosaur from the Jurassic Period discovered 160 years ago in Germany represented the earliest birds.

The Dinosaur Discovery exhibit is open from 10 a.m. to 5 p.m. and will run until Sept. 1. Entry costs $10 for non-members, $8 for members, and children two and under get in free.