Investor excitement around the SpaceX IPO is colliding with peak Elon Musk futurism after a new social media post featuring ...

Explore powerful space journeys like Gravity and The Martian, where emotion and survival rival the impact of Interstellar.

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens — with screensavers.