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

NASA’s Curiosity rover has once again found itself at the center of an extraordinary alien theory after a resurfaced image ...

Is artificial intelligence flight ready?

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.

Did a flying saucer just land at NASA? It sure looks like it.

Did NASA discover city lights on an alien planet?

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained sightings.

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

NASA's Nancy Grace Roman Telescope mission is expected to revolutionize astrophysics, allowing scientists to unravel the mysteries of dark energy and dark matter.

NASA plans to launch the Habitable Worlds Observatory in the 2040s, a mission whose goal is “to image Earth-like planets around other sun-like stars,” according to NASA’s website.

Michael Gold previously served as NASA’s associate administrator for space policy and partnerships.