Waveguide Demystified (4k Video)
![](https://i.ytimg.com/vi/1pJVbR2jU3Y/mqdefault.jpg)
32:25
A Little About Crystals (4k Video)
![](https://i.ytimg.com/vi/DxL2HoqLbyA/mqdefault.jpg)
27:15
The Most Misunderstood Concept in Physics
![](https://i.ytimg.com/vi/ZwkNTwWJP5k/mqdefault.jpg)
22:07
The Most Confusing Part of the Power Grid
![](https://i.ytimg.com/vi/jHWepP1ZWTk/mqdefault.jpg)
27:38
How LoRa Modulation really works - long range communication using chirps
![](https://i.ytimg.com/vi/q6RufF4a6LM/mqdefault.jpg)
18:31
The Geometry of a Black Hole
![](https://i.ytimg.com/vi/qK0eCgob81k/mqdefault.jpg)
20:14
We Can't Explain Spiral Galaxies - The Winding Problem
![](https://i.ytimg.com/vi/VJxexiQSppg/mqdefault.jpg)
18:47
Estas Pirámides Prehistóricas de China NO Deberían Existir
![](https://i.ytimg.com/vi/88bMVbx1dzM/mqdefault.jpg)
21:29