It’s long been assumed that if alien civilisations do exist, they’re a hell of a lot smarter than we are. And yet, whilst a ...

Researchers found seven stars in our galaxy that might host alien megastructures called Dyson spheres. But these stars' strange behavior could also be explained by other phenomena, like clouds of dust ...

Images of vast ‘canals’ rippling across the red planet inspired fears of alien ‘engineers’ and changed science forever ...

Astronomers have identified seven star systems in our galaxy that could potentially host a Dyson sphere — a hypothetical megastructure an alien civilization could build around a star or black hole to ...

National Geographic Channel is back with a brand new season of ‘Megastructures’. The show delves into the seemingly impossible greatest structures of the world. ‘Megastructures’ is a long-running ...

We peel back the layers of the great church of Hagia Sophia in Istanbul to reveal its incredible engineering secrets, and vividly bring to life the astonishing story of its construction. We peel back ...