Category: videos

  • Michael Pritchard’s Water Filter

    I like back-country hiking. I want two of these.

  • Gapminder: 200 Years that Changed the World

    This video from Gapminder features a wonderful visual to support a discussion about the rapid change over the last 200 years. After World War II, life expectancy and average income has improved rapidly, in some countries more than others.

  • Turf Toe

    I recently sprained my big toe from barefoot Ultimate Frisbee. I should not have assumed that an ability to barefoot run for 40 minutes corresponded to being able to perform the side-to-side, twisting, and rapid acceleration and deceleration involved in Ultimate Frisbee for a full hour. Luckily, while I had to stay in Saturday night…

  • Benoit Mandelbrot: Fractals and the Art of Roughness

    Benoit Mandelbrot begins with a photo of Romanesco Broccoli. Ends with stock market and the Mandelbrot Set. Have I died and reparticulated in the epicentergy of a mathgasm?