Donald Trump has called on Elon Musk to send SpaceX on a high-stakes mission to retrieve NASA astronauts Sunita Williams and ...

An HTC headset designed to work in space is offsetting the physical and psychological challenges of humans living off-world.

On Tuesday, astronauts aboard the International Space Station focused on two key tasks: preparing for an upcoming spacewalk ...

Celebrity trainer Ngo Okafor says there is one thing stopping you from reaching your fitness goals — and he will help you conquer it in just one month.