Rod Bogart's twitter feed is a blast. Here's his tweet announcing that he's made an hourglass that demonstrates Archimedes’ theorem that the volume of a cylinder is the sum of the volumes of its inscribed sphere and cone:

The Voronoi diagram of people in the park is pretty neat.

Sign in to participate in the conversation

The social network of the future: No ads, no corporate surveillance, ethical design, and decentralization! Own your data with Mastodon!