In a potential step toward sending small spacecraft to the stars, researchers have developed an ultra-thin, ultra-reflective ...

Christopher Nolan and Sir David Attenborough recently received the prestigious Hawking Medal for Science Communication.

A few popular franchises are leaving this month for U.S. subscribers, including the first three “Karate Kid” movies. Catch ...

A new lightsail design could help lay the path for interstellar travel at speeds around one-fifth the speed of light ...

Plans for an attack against an enemy target are classified in America. But the private views of high-ranking officials about ...