From gravity-defying cities to sky-high pyramids, explore the world’s most ambitious megastructures that were never built.

Dyson sphere stability — once considered an impossible physics problem — may be within reach. A peer-reviewed paper in ...

If you’re trying to come up with the best game plan for proving the existence of extraterrestrials, you’ve got plenty of options. Naturally, you want a strategy with a high chance of success, simply ...

This programme unveils the engineering secrets of six iconic megastructures that went on to spark a technological revolution, ultimately changing warfare forever. The Nazis built some of the biggest ...

Disney+ and National Geographic will premiere on 4 December Megastructures: The Bernabéu of the 21st Century, a documentary that takes a step-by-step look at the construction and total remodelling of ...