How wiggling charges give rise to light

Explaining the barber pole effect from the last video: https://youtu.be/QCX62YJCmGk Next video on the index of refraction: https://youtu.be/KTzGBJPuJwM Help fund future projects: https://www.patreon.com/3blue1brown An equally valuable form of support is to simply share the videos. This Feynman lecture describes this particular approach in more detail: https://www.feynmanlectures.caltech.edu/I_28.html Timestamps: 0:00 - Recap 0:44 - The radiation law 6:10 - Simulating the radiation law 11:11 - Why the diagonal stripes? 16:31 - Why does it twist? Thanks to these viewers for their contributions to translations Hebrew: Omer Tuchfeld Indonesian: akhyarr ------------------ These animations are largely made using a custom Python library, manim. See the FAQ comments here: https://3b1b.co/faq#manim https://github.com/3b1b/manim https://github.com/ManimCommunity/manim/ All code for specific videos is visible here: https://github.com/3b1b/videos/ The music is by Vincent Rubinetti. https://www.vincentrubinetti.com https://vincerubinetti.bandcamp.com/album/the-music-of-3blue1brown https://open.spotify.com/album/1dVyjwS8FBqXhRunaG5W5u ------------------ 3blue1brown is a channel about animating math, in all senses of the word animate. If you're reading the bottom of a video description, I'm guessing you're more interested than the average viewer in lessons here. It would mean a lot to me if you chose to stay up to date on new ones, either by subscribing here on YouTube or otherwise following on whichever platform below you check most regularly. Mailing list: https://3blue1brown.substack.com Twitter: https://twitter.com/3blue1brown Instagram: https://www.instagram.com/3blue1brown Reddit: https://www.reddit.com/r/3blue1brown Facebook: https://www.facebook.com/3blue1brown Patreon: https://patreon.com/3blue1brown Website: https://www.3blue1brown.com