NASA astronaut Don Pettit lands safely with the Soyuz MS-26 crew after completing science experiments in orbit.

"These proposed cuts will result in the loss of American leadership in science." — AAS American As-tronomical Society Board ...

Ed Martin, President Donald Trump’s controversial nominee to serve as US attorney for Washington, is on thin ice after North ...

Utah becomes the first state to ban fluoride in public drinking water. CNN’s Meg Tirrell reports on why the state is pivoting ...