Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

The question of whether humanity is alone in the universe has fascinated scientists for generations, but few have pursued an ...

Pulverised technology from collapsed alien civilisations may lie scattered across the solar system, including on the Moon, a new study suggests. The likelihood of advanced aliens living at the same ...