For centuries, humanity has wondered whether we are truly alone in the universe — and now, NASA’s top official believes the ...

Is artificial intelligence flight ready?

A 2007 Mars panorama from NASA's Spirit rover resurfaces, sparking renewed debate over a 'walking man' illusion, highlighting ...

Jared Isaacman says NASA has captured imagery of unknown objects it cannot explain as Trump pushes broader UAP ...

Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature of the universe.

NASA's Perseverance rover may have uncovered the strongest evidence of ancient life ever found on Mars. Deep inside a ...

new video loaded: What Does NASA Know About Aliens? transcript Does NASA have files on aliens? Jared Isaacman says no, and tells Ross Douthat on “Interesting Times” that extraterrestrials would pick a ...

A NASA Curiosity rover image has sparked debate after a UFO hunter claimed it shows an alien missile, though NASA attributes ...

Stephen Smith is a managing editor for CBSNews.com based in New York. A Washington, D.C. native, Steve was previously an editorial producer for the Washington Post, and has also worked in Los Angeles, ...

For decades, Titan hid behind an impenetrable orange haze, concealing a world that scientists could barely imagine. When NASA ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Announcing the release, President Donald Trump said he had directed ...

Neil deGrasse Tyson used a Monday appearance on 'The Fox News Rundown' in the US to throw down a blunt challenge after the Trump administration's latest UAP disclosure, saying officials should simply ...