I just put up a new video, which was a collaboration with Terence Tao about the cosmic distance ladder. You can find the full video on YouTube, and here's a bit of extra footage that didn't make it into the final.

Behind the scenes for a new video -- dropping very soon!

I have a pi-day challenge for all the physics students among you (or anyone willing to set up an experiment). If you share your results with me by March 10th, I may feature them in a video, depending on how good the results are and how many I get. Many years ago I made this

SOMEBODY? ANYBODY?

New video in the works! This one's about the sphere packing problem in dimension 8, a problem which recently the fields medal in 2022. Keep your eyes peeled 👀

"Both number theory and physics are branches of applied mathematics. I define a pure mathematician to be somebody who creates mathematical ideas, and I define an applied mathematician to be somebody who uses existing mathematical ideas to solve problems. The main difference

Amazing video!

Early last year, I saw the news heading that DeepMind made an reasoning model called AlphaGeometry that was better than a silver medalist at IMO geometry problems. It sent a shiver down my spine. And ever since then, I haven't been able to stop thinking about it. The model is

"Nothing is more unreadable to me than books (and papers) on mathematics." - Kunihiko Kodaira, Fields Medal (1954)

some tips on how to read math textbooks: