Astronomers have searched the skies for signs of extraterrestrial technology for decades. These searchers since 1960 have scanned the Milky Way for radio waves, optical flashes, infrared heat and other technological signatures indicative of advanced aliens.

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think bigger

Obama replied “They’re real, but I haven’t seen them, and they’re not being kept in … what is it …?” “Area 51?” the interviewer responded. Then Obama said, “Area 51. There’s no underground facility. Unless there’s this enormous conspiracy, and they hid it from the president of the United States.”

The odds are that life is out there – but rather than little green men, it may look more like hydrothermal vent tubeworms

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a published author with multiple pop-history and science ...

Former President Barack Obama has opened up about what he really knows about what’s out there. The 64-year-old’s comments on a podcast episode caused such a stir online that he was forced to clarify

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their communications with other planets, much like NASA’s Deep Space ...

Landmark UFO documents smuggled out of Russia 30 years ago — and just publicly revealed — show the Soviets investigated thousands of reports of extraterrestrial craft and encounters with aliens. Legendary reporter George Knapp,