Scientists have discovered evidence of stone megastructures on the Karst Plateau on the border of Slovenia and Italy that were most likely built before the Late Bronze Age. These enormous structures ...

There are three ways to look for evidence of alien technological civilisations. One is to look out for deliberate attempts by them to communicate their existence, for example, through radio broadcasts ...

Humans have long been obsessed with building big, and as the world strives to combat climate change, megastructures may hold the key to a more sustainable future. For centuries, humans have harnessed ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

, July 10 -- Scientists searching for signs of intelligent extraterrestrial life say some of the coldest objects in the Milky Way may not be stars at all but massive energy-collecting structures built ...

These colourful photographs capture the remains of what was once a constellation of Soviet scientific megaprojects, all intentionally designed by the state to replace religious objects of worship.

MegaStructures is a documentary television series appearing on the National Geographic Channel in the United States and the United Kingdom, Channel 5 in the United Kingdom, France 5 in France, and ...