It creates directions on how to assemble the LEGO parts, and exports STL files for the parts to be 3D printed. These custom bricks snap into the LEGO structure. In their demo, a head mounted ...

MIT engineers have used 3D printing to create reusable glass bricks that withstand as much pressure as concrete blocks.

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 ...