Before risking $28,000, I built this scale model to test everything!
3:51
AMAZING INVENTIONS TO SURPRISE YOU | AWESOME IDEAS
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Most Powerful & Deadly US Navy Submarine That Can Sink All of China in 30 Seconds
20:01
How I Built A Homemade Submarine, THAT WORKS!
15:49
You Don’t Understand How Landmines Work (and it’s Hollywood’s Fault)
24:14
I finished the Nerf Nuke!
14:23
Flying $70,000 Giant RC Fighter Jets
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The "Impossible Torpedo" was real
21:55