Some UFO cases remain difficult to explain, but that is only the beginning of the scientific question. The evidence needed to ...

In the 1982 blockbuster, E.T. the Extra–Terrestrial, E.T. is lured out of hiding using a trail of Reese's Pieces. But what would aliens really eat if they visited our planet? According to Professor ...

A new study proposes searching the moon for remnants of ancient extraterrestrial technology. Researchers suggest the moon's surface could preserve microscopic "technosignatures" left by alien ...

AI may help scientists search for extraterrestrial technosignatures. But the strangeness of modern models is not evidence of visitors from elsewhere. It is ...

Astronomers searching for signs of extraterrestrial intelligence may have been missing alien signals in part of the radio spectrum that has not recently been explored. Most radio SETI (Search for ...

The IAA SETI Committee has updated rules for evaluating and revealing the detection of extraterrestrial intelligence. A University of Manchester astronomer has led a major international overhaul of ...

A UFO whistleblower claims U.S. troops have done battle with deadly "reptilian" alien giants and that the American government ...

But there are places on Earth that appear out of character, or even alien. One of them is Craters of the Moon National Monument and Preserve in south central Idaho.

Steven Spielberg is back with a new story about extraterrestrial life that has divided audiences. The sci-fi thriller movie ...

An alien invasion makes a one-night stand even messier in Extraterrestrial, Nacho Vigalondo’s clever sci-fi comedy about jealousy, lies, and human connection.

If ancient extraterrestrial explorers ever traipsed through Earth's cosmic neighborhood, it's possible they left behind some interstellar litter in their wake. Think of it like the loose hubcaps on ...