We hugely underestimate AI and human extinction is a serious threat, say two researchers.

Dyson swarms—theoretical arrangements of satellites orbiting a star to harness its energy—may seem like they could be eternal once constructed, but they are still at the mercy of gravity. A new ...

The Dyson Sphere is a theoretical megastructure proposed to surround a star and capture its full energy output. While some ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...