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 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 ...

Former US President Barack Obama has clarified that he has seen 'no evidence' of extraterrestrial life, tempering remarks that fuelled global headlines suggesting he believed 'aliens are real'. The ...

Aliens may make their big announcement that they are real in just weeks, scientists claim. They say they are seeing "increasing evidence" that little green men are already on planet Earth and living ...

Former United States President Barack Obama has clarified recent remarks he made about extraterrestrial life, emphasizing that while aliens may exist, he has not seen any evidence of contact with ...