Moon dust may be hiding signs of pulverised alien technology, scientist says - Grain-sized remnants of alien technology may ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

Scientists have rewritten global 'first contact' protocols for how to confirm and announce the discovery of alien ...