Paleontologists identified a new ancient reptile appendage. And, how fast did dinosaurs run? A longstanding equation for dino ...

On July 21, several hundred current and former employees of the space agency released an official letter of dissent, titled ...

Menopause research began in earnest about 30 years ago. Two experts want you to know that we’ve actually learned a lot—and it ...

The EPA’s Office of Research and Development studies things like PFAS, air pollution, and chemical safety to develop ...

The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.