Chinese researchers develop FlyingToolbox, a drone system that swaps tools mid-flight with sub-centimeter accuracy under ...

This time we are going to make a jet airplane with basic materials. Just using a box of cardboard, some tape, and glue, we ...

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 ...