What is an Electron?
15:59
I never understood why electrons have spin... until now!
57:35
The Origin of the Elements
20:34
How big is a visible photon?
21:34
What ARE atomic orbitals?
1:42:07
How do Magnets & Magnetic Fields Work?
18:10
Electrons DO NOT Spin
13:57
Why Does Changing Just One Proton Change an Element?
11:45