100,000 RPM Carbon Fiber Wheel
14:06
Can Glass Cut Wood?
13:10
200,000 RPM Brass Wheel Explodes Ceramic Bearings
20:21
Many Moving Magnets Melting Metal
20:39
Making real Carbon Fiber parts (at home)!
28:32
Six questionably legal pencil sharpeners
18:43
Testing dangerous DIY "medical" lasers from eBay
26:19
Mobius Strip? Nah... Mobius CUBE!
10:50