A European Space Agency catalog of the Milky Way's billions of stars could be hiding evidence of highly advanced alien civilizations with serious building skills. Eric Mack has been a CNET contributor ...

In 1960, Freeman Dyson proposed how advanced civilizations could create megastructures that enclosed their system, allowing them to harness all of their star's energy and multiplying the habitable ...

Dyson spheres, theoretical megastructures proposed by physicist Freeman Dyson in 1960, were hypothesised to be constructed by advanced civilisations to harvest the energy of host stars. It’s thought ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Reading time 5 minutes Famed ...

04:15, Thu, May 18, 2017 Updated: 07:34, Thu, May 18, 2017 ...

Explore visionary megastructures poised to redefine our future, from Earth's towering arcologies to colossal space-based constructs. This video delves into groundbreaking designs like Japan's Shimizu ...

A vast orbital megastructure circles Earth in a vision of planet-scale engineering, as this documentary explores bold sci-fi solutions to real global threats. It covers proposals like cooling super ...