As NASA and SpaceX pivot toward speeding astronauts to Mars, U.S. scientists are testing technologies that could transform ...

NASA's Curiosity rover has captured a stunning panoramic video from Mars, revealing an Earth-like landscape within Gale ...

A decade after the release of "The Martian" and a decade out from the world it envisions, how close is reality to fiction?

After spending nearly $300 million to back Trump and reshape Washington, Musk signals he's stepping back amid growing ...

As he retreats from Washington, Elon Musk says he will spend “a lot less” on politics. Close advisers say he is eager to ...