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

Our first contact with extraterrestrials is likely to be when their entire civilisation is in its final moments of total collapse. According to a top scientist, the first aliens we detect will be ...

The man who claims a comet is an alien spaceship has claimed alien contact with Earth will be confirmed by 2030. Theoretical physicist Avi Loeb has been leading speculation that the so-called 3I/ATLAS ...

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 ...