Israeli-Canadian architect Moshe Safdie designed Habitat 67 for Montreal's 1967 Expo, where megastructure concepts were prominently featured.

Scientists have a new explanation for Tabby’s Star’s mysterious dimming. Rather than an alien megastructure, a dying icy moon might be to blame.

The megastructure is over 1.3 billion light years across, challenging our current understanding of cosmology.

The more than half mile long wall, called the Blinkerwall, was likely used by Stone Age hunter-gatherers to herd reindeer toward a shooting blind.

Dallas Fort Worth International Airport (DFW) continues to take its experience in modular construction to new heights, recently placing six prefabricated “megastructure” modules at the site of ...