Last week, the Hong Kong- based South China Morning Post outlined the study, published in August by the trade journal Electronics Optics& Control. It announced that the China Helicopter Research and ...

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 ...