Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

It catches very low frequency radio waves made by lightning, solar storms and charged particles moving through Earth’s ...

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

Sunspot AR3229 erupted with an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths. Credit: NASA/SDO | edited by Space.com's Steve Spaleta Music: Jup ...

Stellar storms could be masking Alien radio messages.

A clock made entirely of mathematical equations, a robot dog named Muffin, and even an alien species attempting to understand humanity. These were some of the first things we encountered at ParSEC ...

Steven Spielberg’s fourth film about alien encounters is “Disclosure Day,” following “ET: The Extra-Terrestrial,” “War of the Worlds,” and “Close Encounters of the Third Kind.” That inspired us to ...

William likes taking edibles, watching movies with his dogs, and then writing about those movies, because what else is there to do while the world burns? Science fiction is a genre with a lot of ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...