President Donald Trump announced a plan to build a missile defense system, called the Golden Dome. How exactly does it work?

Discover the breathtaking beauty of Earth in this 8K HDR nature film, captured in Dolby Vision™ at a smooth 120FPS for unmatched clarity and motion. From soaring mountains and serene forests to ...

An asteroid the size of a 10-story building could collide with the Moon in 2032 – and NASA just upped its impact odds again ...

Scientists have found 20 large asteroids near Venus with erratic orbits that could one day collide with Earth, posing a ...