Everyone has all the top-tier channels listed already, but here are a few good ones that I haven't seen mentioned yet:<p>Electronics:<p>Great Scott! (Electronics projects and components), <a href="https://youtube.com/c/greatscottlab" rel="nofollow">https://youtube.com/c/greatscottlab</a><p>Modern Vintage Gamer (Gaming electronics, gaming history, firmware, and reverse engineering topics),
<a href="https://youtube.com/c/ModernVintageGamer" rel="nofollow">https://youtube.com/c/ModernVintageGamer</a><p>Mr. Carson's Lab (Electronics restoration, especially old radios, he has an insane lab),
<a href="https://youtube.com/c/MrCarlsonsLab" rel="nofollow">https://youtube.com/c/MrCarlsonsLab</a><p>Astronomy:<p>Cool Worlds (Similar to PBSSpace time, but very good at statistical analysis and modeling, narrator is very calming),
<a href="https://youtube.com/c/CoolWorldsLab" rel="nofollow">https://youtube.com/c/CoolWorldsLab</a><p>DeepSkyVideos (Catalog of videos explaining different objects of note in astronomy),
<a href="https://youtube.com/user/DeepSkyVideos" rel="nofollow">https://youtube.com/user/DeepSkyVideos</a><p>SciShowSpace (Bite-sized space videos),
<a href="https://youtube.com/c/scishowspace" rel="nofollow">https://youtube.com/c/scishowspace</a><p>General Science and Engineering:<p>Undecided with Matt Ferrell (Covers topics that are bleeding edge),
<a href="https://youtube.com/c/UndecidedMF" rel="nofollow">https://youtube.com/c/UndecidedMF</a><p>Engineer Guy (Random engineering topics with a few much longer detailed lectures and audio book reads),
<a href="https://youtube.com/c/engineerguyvideo" rel="nofollow">https://youtube.com/c/engineerguyvideo</a><p>Casual Navigation (Maritime explanation videos),
<a href="https://youtube.com/c/CasualNavigation" rel="nofollow">https://youtube.com/c/CasualNavigation</a><p>Microcosmos (Huge selection of microbial life videos)
<a href="https://youtube.com/c/microcosmos" rel="nofollow">https://youtube.com/c/microcosmos</a><p>Curious Droid (General science and engineering explanations),
<a href="https://youtube.com/c/CuriousDroid" rel="nofollow">https://youtube.com/c/CuriousDroid</a><p>Braniac75 (Amateur science experiments, lasers, and random science topics),
<a href="https://youtube.com/c/brainiac75" rel="nofollow">https://youtube.com/c/brainiac75</a><p>Cody's Lab (Mostly backyard chemistry, but often times has other science experiments),
<a href="https://youtube.com/user/theCodyReeder" rel="nofollow">https://youtube.com/user/theCodyReeder</a><p>Seeker (Well produced mini science documentaries and science news),
<a href="https://youtube.com/c/Seeker" rel="nofollow">https://youtube.com/c/Seeker</a><p>Quanta Magazine (similar to Seeker),
<a href="https://youtube.com/c/QuantaScienceChannel" rel="nofollow">https://youtube.com/c/QuantaScienceChannel</a><p>New Mind (Similar to Seeker and Quanta Magazine),
<a href="https://youtube.com/c/NewMind" rel="nofollow">https://youtube.com/c/NewMind</a><p>Periodic Videos (Chemistry and elements),
<a href="https://youtube.com/user/periodicvideos" rel="nofollow">https://youtube.com/user/periodicvideos</a><p>Fermilab (Easily digestible particle physics),
<a href="https://youtube.com/c/fermilab" rel="nofollow">https://youtube.com/c/fermilab</a><p>Nils Berglund (Library of particle and wave simulations),
<a href="https://youtube.com/c/NilsBerglund" rel="nofollow">https://youtube.com/c/NilsBerglund</a><p>Royal Institution (Huge catolog of science speeches at the Royal Institution),
<a href="https://youtube.com/c/TheRoyalInstitution" rel="nofollow">https://youtube.com/c/TheRoyalInstitution</a><p>Ordanance Lab (Explosives science and explosives testing videos),
<a href="https://youtube.com/c/OrdnanceLab" rel="nofollow">https://youtube.com/c/OrdnanceLab</a><p>Domain of Science (Quantum physics, and he also makes knowldge maps in different science and math disciplines),
<a href="https://youtube.com/c/DomainofScience" rel="nofollow">https://youtube.com/c/DomainofScience</a><p>Alpha Phoenix (Science experiments and materials science),
<a href="https://youtube.com/c/AlphaPhoenixChannel" rel="nofollow">https://youtube.com/c/AlphaPhoenixChannel</a><p>Breaking Taps (DIY materials science)
<a href="https://youtube.com/c/BreakingTaps" rel="nofollow">https://youtube.com/c/BreakingTaps</a><p>Mentour Pilot (Aircraft Accident Investigations),
<a href="https://youtube.com/c/MentourPilotaviation" rel="nofollow">https://youtube.com/c/MentourPilotaviation</a><p>Music Theory, Music Electronics, and Synthesizers:<p>Benn Jordan (General music topics, he has a good scientific mind and electronics skills that he shows off sometimes),
<a href="https://youtube.com/c/BennandGear" rel="nofollow">https://youtube.com/c/BennandGear</a><p>Adam Neely (Advanced music theory and random music topics),
<a href="https://youtube.com/c/AdamNeely" rel="nofollow">https://youtube.com/c/AdamNeely</a><p>Look Mum No Computer (Music experiments with analog electronics),
<a href="https://youtube.com/c/LOOKMUMNOCOMPUTER" rel="nofollow">https://youtube.com/c/LOOKMUMNOCOMPUTER</a><p>Andrew Huang (Random music tech reviews, basic theory, and music production),
<a href="https://youtube.com/c/andrewhuang" rel="nofollow">https://youtube.com/c/andrewhuang</a><p>loopop (The most thorough and comprehensive music electronics feature overviews),
<a href="https://youtube.com/c/loopop" rel="nofollow">https://youtube.com/c/loopop</a><p>Rick Beato (Music production and music industry analysis),
<a href="https://youtube.com/c/RickBeato" rel="nofollow">https://youtube.com/c/RickBeato</a><p>Tantacrul (Music Software design, he works on Audacity),
<a href="https://youtube.com/c/Tantacrul" rel="nofollow">https://youtube.com/c/Tantacrul</a><p>Math and Computer Science:<p>Zach Starr (Math and computer science topics),
<a href="https://youtube.com/c/zachstar" rel="nofollow">https://youtube.com/c/zachstar</a><p>Numberphile (General math concepts),
<a href="https://youtube.com/c/numberphile" rel="nofollow">https://youtube.com/c/numberphile</a><p>Stand-up Maths (General math topics, but goes into more detail than Numberphile),
<a href="https://youtube.com/user/standupmaths" rel="nofollow">https://youtube.com/user/standupmaths</a><p>Mathologer (General math concepts),
<a href="https://youtube.com/c/Mathologer" rel="nofollow">https://youtube.com/c/Mathologer</a><p>Steve Yegge (Computer science and software industry),
<a href="https://youtube.com/user/SteveYegge" rel="nofollow">https://youtube.com/user/SteveYegge</a><p>Low Level Learning (Computer science, but the lower levels),
<a href="https://youtube.com/c/LowLevelLearning" rel="nofollow">https://youtube.com/c/LowLevelLearning</a><p>DEFCONConference (Huge selection of hacking-related talks),
<a href="https://youtube.com/user/DEFCONConference" rel="nofollow">https://youtube.com/user/DEFCONConference</a><p>Strange Loop Conference (Software conference videos),
<a href="https://youtube.com/c/StrangeLoopConf" rel="nofollow">https://youtube.com/c/StrangeLoopConf</a><p>Two-mimute papers (Very fast and exuberant machine learning research summaries, hold on to your papers fellow scholars!),
<a href="https://youtube.com/c/K%C3%A1rolyZsolnai" rel="nofollow">https://youtube.com/c/K%C3%A1rolyZsolnai</a><p>Video Editing and Special Effects:<p>Captain Disillusion (Debunks fake videos with image analysis, and creates walkthroughs of how it's done),
<a href="https://youtube.com/c/CaptainDisillusion" rel="nofollow">https://youtube.com/c/CaptainDisillusion</a><p>Edit, I almost forgot Adam Ragusea, he does excellent science-based cooking videos,
<a href="https://youtube.com/user/aragusea" rel="nofollow">https://youtube.com/user/aragusea</a>