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

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

People were allegedly advised to call the United Nations' "alien communications specialist" if they made contact with extraterrestrial life.

A former Pentagon official who led the government’s investigation into unidentified flying objects says the U.S. recovered ...

When you're looking for signs of extraterrestrial intelligence, it helps to know what you're looking for and to go about it in the most efficient way. But work so far has generally not done so, writes ...

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

Ancient Astronaut Theorists claim that extraterrestrials influenced the outcome of the Civil War and made believers out of American's Founding Fathers in this clip from Season 9, "Aliens and The Civil ...

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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 ...

The truth about aliens may be out there, but don't expect them to look like little green men, RadarOnline.com can report. Extraterrestrial experts are trying to temper expectations and predictions ...

Long before Artemis II captured our attention by taking humans farther from Earth than ever before, humans have been fascinated by the possibility of exploring other worlds, finding life on other ...