NASA’s Planetary Defense team tracks thousands of near-Earth objects, but only a handful pose a real threat. These massive asteroids cross Earth’s orbital path — and even a small change in their ...

WASHINGTON — President Donald Trump announced Tuesday he has decided to nominate Jared Isaacman to serve as his NASA administrator, months after withdrawing the tech billionaire's nomination because ...

Prince William reveals how he discusses the environment with his children, speaking at the Earthshot Impact Assembly in Brazil. The Prince of Wales reflected on his activities, during a trip to Rio, ...