Propeller Killer? High Efficiency Paddle Vs. Propeller
19:34
Sailing Directly Into the Wind - Is it Possible?
15:09
Electromagnetic Aircraft Launcher
25:50
I Built a Powerful R/C Tow Boat
11:36
The Genius of Cycloidal Propellers: Future of Flight?
5:05
PADDLE WHEELER Steamboat Thomas Powell #11 Maiden Voyage! Hudson River Live steam Walking Beam model
15:35
Este bote pop-pop de tamaño real funciona
11:48
The Unexpected Genius of Bionic Propellers
16:50