As Trump orders UFO file release, scientists debate a deeper question—if aliens exist, what would they think of humanity?

US congressman Tim Burchett recently claimed that aliens have visited Earth and that they made contact with humans.

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

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Movies like "Disclosure Day" and "Project Hail Mary" renew our fascination with extraterrestrials and the idea that humankind ...

Or that Venus is a toxic hothouse of sulphuric acid that could support no conceivable life whatsoever. The truth is, he knew virtually nothing about what was on our solar system’s planets—and he ...