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 ...

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

Senior figures from inside the U.S. military and intelligence world are now openly suggesting that the government has encountered technology and even “biologics” that are not human, even as official ...

A group of experts provided their own estimates as to when actual proof of alien life will be discovered. According to the scientists, it is possible that traces of alien life will be found on Mars or ...

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 ...

Unidentified Anomalous Phenomena analyst Mick West said dozens of previously classified UFO files released by the Defense Department on May 8 showed no strong evidence of "any kind of advanced ...

Since the late 1940s, tales of UFO sightings have become more and more common. Alongside these claims have come countless photos. Many are quite clearly fakes made by attention-seekers, but a few have ...

Most of our experience with the Search for Extraterrestrial Intelligence (SETI) has been focused on capturing radio signals that alien species have sent out, whether intentionally or unintentionally.