A fresh storm has erupted around NASA after a theoretical physicist claimed that the agency may be deliberately blurring ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...

One night about 60 years ago, physicist Enrico Fermi looked up into the sky and asked, "Where is everybody?" He was talking about aliens. Today, scientists know that there are millions, perhaps ...

If advanced alien civilisations are building vast satellite swarms designed to harvest a star’s energy, we should be able to see them – so why haven’t we? One answer might be that these structures, ...