Modular Robots (Kilobot 1,024 / MIT M-Blocks)
documenteddocumentedFoglets / Programmable-Matter Season
Documented: 1,024 units 2D (Kilobot); no motile-3D-mm-scale morph.
Harvard Kilobot: 1,024 inch-wide robots self-assemble 2D shapes (Science 2014). MIT M-Blocks: ~4 momentum-driven pivoting 50 mm cubes; 'million modules' is stated vision. No 3D rigid morph at scale.