After four years of hype, Optimus shows some progress, yet the humanoid struggles to prove it's worth beyond staged demos.

In this video I show you how to make robotic arm from cardboard, it's quite fun to plaw with. Especially by moving coca cola cans. You need: cardboard, 8 syringes with rubber piston, old battery, 4 ...

Carnegie Mellon scientists create AggreBots, tiny lung-cell robots powered by cilia with controlled motility.Word excerpt: ...