A newfound "chicken-size" dinosaur, recently unearthed in Wyoming, changes what paleontologists thought they knew about how ...

Researchers discovered Ahvaytum bahndooiveche fossils in Wyoming, revealing dinosaurs in Laurasia earlier than believed.

Rough seas caused Blue Origin to hold off a planned early Friday launch attempt with is debut of New Glenn now targeting early Sunday instead. SpaceX, though, still has plans to launch later Friday ...