The Best On-Line Teachers
Last Update: January 26, 2026
As I write my mostly STEM-related blog posts, I utilize a lot of great online information.
Below is a curated, alphabetical, evergreen list of the best teachers I’ve watched and read.
Ali Alqaraghuli
- Ali the Dazzling
- Lucid – To the point
- https://www.youtube.com/@alithedazzling
Matt Anderson
- Physics with Professor Matt Anderson
- High school through introductory college Physics
- https://www.youtube.com/@yoprofmatt/featured
Paul Anderson
- Bozeman Science
- https://www.youtube.com/@Bozemanscience1
Arvin Ash
- Arvin Ash
- Physics
- https://www.youtube.com/arvinash
Kalid Azad
- Better Explained
- https://betterexplained.com/archives/
- https://www.youtube.com/@betterexplained/videos
Trefor Bazett
- Dr. Trefor Bazett
- Polished videos on math topics.
- https://www.youtube.com/@DrTrefor
Michel van Biezen
- Michel van Biezen
- … list of physics videos, as well as hundreds of chemistry, astronomy, math, and mechanical engineering videos
- https://www.youtube.com/@MichelvanBiezen/featured
Steve Brunton
- Steve Brunton
- Mechanical engineering professor: Applied Math
- https://www.youtube.com/@Eigensteve/videos
Tyler DeWitt
- Tyler DeWitt
- Chemistry
- https://www.youtube.com/@tdewitt451
Paul Evans
- The Engineering Mindset
- “Engineering knowledge and skills through mind-blowing tutorials”
Dave Farina
- Professor Dave Explains
- https://www.youtube.com/professordaveexplains
Parth G
- Parth G
- Physics
- https://www.youtube.com/@ParthGChannel/videos
Jason Gibson
Zak Hannan
- Zak’s Lab
- Math and Physics: Excellent Derivations
- https://www.youtube.com/@ZaksLab
Zack Hartle
- Zack Hartle
- Electrical Theory
- https://www.youtube.com/@ZackHartle/featured
Kathy Joseph
- Kathy Loves Physics
- Science Explained, History of Science
- https://www.youtube.com/@Kathy_Loves_Physics
Sal Khan
- Khan Academy
- Polymath: This guy singlehandedly kicked off an on line learning revolution.
- Science, Math, Life Skills, Test Prep, Reading, Partner Courses, Economics, Social Studies, Computing
- https://www.khanacademy.org/
Nick Lucid
- The Science Asylum
- Science and Math with Excitement
- https://www.youtube.com/@ScienceAsylum
Willy McAllister
- Khan Academy
- Electrical Engineering course
- https://www.khanacademy.org/
Derek Owens
- Derek Owens
- Math and Physics
- https://www.youtube.com/@derekowens
David Santo Pietro
- Khan Academy
- Great Physics videos
- https://www.khanacademy.org/
Jim Pytel
- Jim Pytel
- Electrical circuit analysis; Fantastic Videos (electric generators, three phase circuits, etc.)
- https://www.youtube.com/@bigbadtech/featured
Edouard André Reny
- Physics Made Easy
- Physics explanations
- https://www.youtube.com/@PhysicsMadeEasy
Grant Sanderson
- 3Blue1Brown
- Has videos on Khan Academy also (multivariable calculus)
- Math and related (physics)
- https://www.youtube.com/c/3blue1brown
- https://www.khanacademy.org/
Mahesh Shenoy
- FloatHeadPhysics
- Science explanations
- Has several Khan Academy videos also (physics etc)
- https://www.youtube.com/@Mahesh_Shenoy/videos
Dustin Stelzer
- Electrician U
- All about Electricity from a Master Electrician
- https://www.youtube.com/@electricianu
Steve Stuart
- Physical Chemistry
- Awesome Physical Chemistry/Thermodynamics lectures
- https://www.youtube.com/@PhysicalChemistry/playlists
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