Assuming intelligent aliens have used AI for thousands or even millions of years, experts think it may have grown to ...

Plus, as a reporter and editor, I’d known Louis Friedman, both when he was also a planetary scientist at JPL, and then when ...

The latest congressional UFO hearing featured testimony from former military personnel who said that government secrecy hides ...

On what would’ve been the astronomer’s 90th trip around the Sun, here’s a look at his legacy as a scientist, advocate and ...

Lou’s successor at The Planetary Society, Bill Nye the Science Guy, writes: “Dr. Friedman argues that we are alone, absolutely alone in the cosmos, and that this is a feature, not a bug.

Scientists working in an international collaboration have tracked how the structure of the cosmos has grown over the past 11 ...

On what would've been the astronomer's 90th trip around the sun, here's a look at his legacy as a scientist, advocate and ...

“Lumen” is part of the “PST ART: Art and Science Collide” series currently mounted at various sites around LA. Special installations by Pasadena-based Helen Pashgian and Charles Ross, both artists who ...

Our best view yet of the material linking clusters of galaxies may have pinpointed some 20 percent of the universe’s missing ...