16:20

Mining Magnetite

14:49

Flywheel Battery

16:57

Creating an Exotic Material With A Permanent Static Charge (Electret)

13:34

How much Gold/Silver Is Inside a 7,000$ watch?

13:06

HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?

18:39

Professor Eric Laithwaite: Magnetic River 1975

14:48

Battery-Powered Magnetron

14:55

I Made A BIG Rotating Magnet Induction Heater! (with magnets from First4Magnets.com)