Veritasium

Derek Muller's channel built 17M subscribers on a counterintuitive insight: people learn better when shown their misconceptions first. His videos start with the wrong answer, then correct it — Socratic teaching at YouTube scale. The engineering, physics, and mathematics content regularly makes things that seem impossible feel inevitable once explained. His "the biggest misconception in science" series has accumulated 200M+ views. The PhD physicist who is actually a great teacher.