A new survey of hundreds of astrobiologists reveals that, despite NASA's high-profile declarations about Mars and exoplanet K2-18b, most experts do not yet think alien life has probably been found.

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

"First of all, we don't need that building to do that," Maher said. "That's in our hearts and minds. That already happened." ...

The Exploration Rover for Navigating Extreme Sloped Terrain (ERNEST) test rover has been put through its paces with great ...

When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years from now, should the nation be fortunate enough to survive that long?

Comedian Bill Maher during his latest show mocked the Obama Presidential Center, which opened in Chicago last week. “It looks ...

HBO host Bill Maher and Rep. Ro Khanna (D-CA) debated the essentiality of the Obama Presidential Center on Friday's broadcast ...

From Star City to Rebecca Ferguson's Silo, here are all the sci-fi shows on Apple TV ranked from worst to best.

Bill Maher called his audience "liars" after they applauded when asked if they'd visit Obama's presidential center.