26:36

Silver nanoprisms grown into structural colors by high power LEDs

20:13

Drawing on a plasma display with a laser pointer

21:24

Prince Rupert's Drop EXPLODING in Epoxy Resin at 456,522 fps - Smarter Every Day 273

21:25

Extreme Magnets

30:15

Antique 4x5 camera creates 20 micron photolithography masks: Super tiny tax form

18:31

Olestra (zero calorie cooking oil) - chemical synthesis and taste test

17:28

Make vacuum pre-loaded spherical air bearings without special tools

34:54

I Saved an Electron Microscope from the Trash