16:43

Flying a Plane Powered by AIR

24:28

Gas Thruster Controlled Drone

18:58

I built a FLAP ENGINE (New Rotary Design)

15:25

Optimising an Air Engine

16:48

Making Square Holes - Three Ways

14:49

Flywheel Battery

21:58

Fortnine is Wrong. 285 Crossplane Twin Engines Do Not Have Better Balance than 270 Twins

35:46

I built a 20,000 watt microwave oven!