The group leading the charge in the search for extraterrestrial life has given the all clear. The SETI Institute said ...

NASA spacecraft observed the celestial iceball as it swung past Mars last October, venturing within 19 million miles ...

Scientists propose that a moon base could act as an isolated first line of biological defense against extraterrestrial ...

NASA's Nancy Grace Roman Space Telescope is poised to discover approximately 100,000 exoplanets, significantly expanding our ...

Steven Spielberg's 1977 classic tapped into anxieties about the US government hiding UFO information from the public. It holds the key to the director's new film, Disclosure Day.

SpaceX’s IPO is almost here, and investors are looking to hitch a ride to the moon. Ahead of the highly anticipated public ...

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a ...

CBS Evening News anchor Tony Dokoupil paid tribute to his former colleague Scott Pelley after his Tuesday firing by new 60 ...

The comet arrived from interstellar space last year into our solar system, prompting earthling scientists to take a close ...

Frederick Moxley of the Strategic Threat Analysis and Research Laboratories in Idaho and Anthony Ricciardi of McGill ...

Observations with the Allen Telescope Array set new limits on possible signals from extraterrestrial transmitters.

The site compares undocumented immigrants to extraterrestrials, refers to people as "it," and says "they do not belong here." ...