The U.S. Army has developed "Lego-like" concrete bricks in order to rapidly construct ... has revealed that the military could start 3D printing large concrete modules within mission areas ...
They’ve made some LEGO bricks. Sadly lunar regolith is in short supply in Europe at the moment, so as a stand-in they’ve ground up a meteorite, mixed the powder with a polymer, and 3D printed ...
“Did you know you can 3D-print LEGO bricks that can actually be used as regular LEGO?”–me, in 2009 Those magical words made real to me the wonder that was 3D printing. It was a magical tim ...