Why ruler and compass? | Guest video by ⁨@bensyversen⁩

From 3Blue1Brown. What role were ruler and compass constructions really serving? Check out Ben’s channel: @bensyversen Interview with the author of this video: https://youtu.be/VohYM99j8e0 Supporters get early views of new videos: https://3b1b.co/support Written, produced, edited, and animated by Ben Syversen Additional editing: Jack Saxon 3d Blender model: Jan-Hendrik Müller Additional Blender help: Thibaut Modrzyk (@Deepia)…

Simulating Phase Change | Guest video by Vilas Winstein

From 3Blue1Brown. Deriving the Boltzmann formula, defining temperature, and simulating liquid/vapor. @SpectralCollective has the second part: https://youtu.be/yEcysu5xZH0 You can play with a simulation of this model here: https://vilas.us/simulations/liquidvapor/ These lessons are funded directly by viewers: https://3b1b.co/support Home page: https://www.3blue1brown.com Notes from Vilas: 1) This open problem is to prove the ergodicity of the deterministic dynamical…

The AI that solved IMO Geometry Problems | Guest video by @Aleph0

From 3Blue1Brown. How AlphaGeometry combines logic and intuition. Share stories about AI in math research for an upcoming video: https://forms.gle/gr9aZVdUrW5T3yDg9 Instead of sponsored ad reads, these lessons are funded directly by viewers: https://3b1b.co/support An equally valuable form of support is to simply share the videos. Home page: https://www.3blue1brown.com AlphaGeometry announcement: https://deepmind.google/discover/blog/alphageometry-an-olympiad-level-ai-system-for-geometry/ Similar open-source model, Newclid,…

Summer of Math Exposition #4 | Teachers, I’d love to hear from you

From 3Blue1Brown. Make a math explainer, get feedback, and receive prizes: https://some.3b1b.co Instead of sponsored ad reads, these lessons are funded directly by viewers: https://3b1b.co/support An equally valuable form of support is to simply share the videos. —————— These animations are largely made using a custom Python library, manim. See the FAQ comments here: https://3b1b.co/faq#manim…

How to measure the universe | The Cosmic Distance Ladder Part 2

From 3Blue1Brown. How we know the distances to the planets, stars, and faraway galaxies. Instead of sponsored ad reads, these lessons are funded directly by viewers: https://3b1b.co/support FAQ with added details and corrections: https://terrytao.wordpress.com/2025/02/13/cosmic-distance-ladder-video-with-grant-sanderson-3blue1brown-commentary-and-corrections/ An equally valuable form of support is to simply share the videos. Terry and his collaborator Tanya have an Instagram about…