megastructures
China Is Aiming to Develop Miles-Wide, 'Ultra-Large' Spacecraft
A new five-year plan highlights an 'urgent need' to develop megaprojects in space, such as human habitats and space-based solar power plants.
Black Hole Megastructures May Be Powering Alien Civilizations, Scientists Say
Dyson spheres encompassing around black holes could yield up to one million times more energy than those built around stars, according to a new study.
Scientists Cataloged 'One of Everything' in the Universe to Hunt Aliens
The new "Exotica Catalog" from Breakthrough Listen aims to accelerate the search for alien life by providing a catalog of every known object type in the observable universe.
Astronomers Debunk the ‘Alien Megastructures’ Theory About that Weird Star
Over 100 people collaborated on the newest study about KIC 8462852.
Hong Kong’s Government Is Spending Billions Taking Land from the Sea
The scale of land reclamation in the semi-autonomous territory is revving up to unprecedented heights.
That 'Alien Megastructures' Star Continues to Defy Explanation
How digging through a century of glass photographic plates led to the latest twist in the quest to explain KIC 8462852.
Our Favorite Hypothetical Alien Megastructures
We turn to science, science fiction, and hypotheses between the two, to speculate what could be floating around mystery star KIC 8462852.