3Blue1Brown’s most viewed videos of 2021
Lifetime totals, not views in this range.
Snapshot from 19 Oct 2026.
- Rank 1:

How (and why) to raise e to the power of a matrix | DE6
- Rank 2:

A tale of two problem solvers | Average cube shadow area
- Rank 3:

Newton’s fractal (which Newton knew nothing about)
- Rank 4:

Beyond the Mandelbrot set, an intro to holomorphic dynamics
- Rank 5:

A quick trick for computing eigenvalues | Chapter 15, Essence of linear algebra
- Rank 6:

2021 Summer of Math Exposition results
- Rank 7:

Make math videos! | Summer of Math Exposition announcement