Alien civilizations, cosmic signals, and megastructures drive this deep search for intelligent life beyond Earth. The video ...

Humans have created countless inventions that shape our lives in amazing ways. Some are practical, some are revolutionary, and some are simply fascinating. But if aliens suddenly appeared, which ...

Harvard scientist Avi Loeb says humans are not at the cosmic top table and calls for full release of UFO data, arguing that proof of extraterrestrial visitors could force us to rethink our future.

The SETI Institute recently began searching for signs of advanced extraterrestrial civilizations in distant galaxies outside our own. The research comes at a time when the notion that strange crafts ...

An alien invasion might sound like pure science fiction, but a scientist has now revealed what the terrifying consequences of this encounter might be.