Found Functions - Exposes the beauty of mathematics through the beauty of nature. Love this and all the rest of her work.
Via Kottke, who got it from snarkmarket.
A 19th-Century Mathematician Finally Proves Himself : NPR
This engine — made from 162-year-old designs — doesn’t have a power pack; it has a hand crank. Robinson works up a sweat as he turns it. “As long as you keep turning that crank, it will produce entirely new results,” he says. Most importantly, the machine produces accurate results.
You’ve got to watch the video. Incredible feat of engineering and sheer genius.
Update 12/20/2010: I just had to add this in.
