We Built A Laser Out Of Tin Foil And Highlighters
12:41
My Video Got 2 Companies Shut Down! (And even worse negative ion products)
26:16
Can you GROW an Opal?
27:40
A laser powered by tiny molecular springs (2^16)
14:02
A Leaf Made of... Meat??
30:00
I tried to make a camera sensor
18:41
A Submarine Sonar Strapped To Your Head
21:29
What if you just keep zooming in?
22:54