NASA - Tour of the Electromagnetic Spectrum
1:21:06
Why Can't We See Evidence of Alien Life? | Documentary
21:24
Everything Discovered By The James Webb Space Telescope (since launch)
54:58
How Does Light Actually Work?
2:54:55
Shock and Awe: The Story of Electricity -- Jim Al-Khalili BBC Horizon
20:23
Electromagnetic Waves - with Sir Lawrence Bragg
40:29
What is the Ultraviolet Catastrophe?
28:03
AT&T Archives: Similiarities of Wave Behavior (Bonus Edition)
12:05