DC Motors

This covers the basics of DC motors, both brushed and brushless. It is missing a lot of details but it should cover enough concepts and terminology so you can research more on your own.
Chapters:
0:00 - Introduction
0:25 - Electromagnetics
3:58 - Electric Motors
6:40 - Brushed Motor Construction
9:15 - Brushed Motor Controllers
14:11 - Brushless Motor Construction
16:48 - Brushless Motor Controllers
22:44 - In-Runner vs Out-Runner
25:37 - Conclusion