Cheap microscopes are a bit limited but...
55:17
Making very thin cuts of plants (Pre-Recorded)
1:37:05
How to make Citric Acid Crystals for microscopy
1:33:18
How to slow down fast moving protozoans
1:27:33
Mushrooms under the microscope
27:11
You're Probably Wrong About Rainbows
21:11
Thorium Reactors: Why is this Technology Quite So Exciting
34:49
People said this experiment was impossible, so I tried it
1:31:02