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 ...

(Yuichiro Chino/Moment RF/Getty Images) If there is extraterrestrial life out there, it's certainly done a great job of ...

Some of the most intriguing clues may already be sitting in scientific data. The difficult part is knowing when an unusual ...

If alien life exists, its absence from our instruments may have several very different explanations. The longer the silence continues, the more interesting the mystery becomes.

What if governments confirmed aliens exist? From religion and retirement savings to family life, explore eight ways our world ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

The physicist explained what he finds so terrifying about the prospect of us being alone in the universe ...

Prediction markets price the odds of the U.S. government confirming that aliens exist before January 2029. Discover live odds and trading strategy.

Can Higher-Dimensional Aliens Exist? Considering the Contradictions of an "Invisible World" Through the Lens of Physical ...

LOS ANGELES (AP) — In “Disclosure Day,” out Friday, Steven Spielberg is once again inviting audiences to ponder the existence of extraterrestrial life — and the implications it would have for religion ...

Prediction markets are having a moment right now, with bettors placing wagers on just about anything, even something as wild as the existence of aliens. More than $37 million has been wagered on the ...