This is really cool. It reminds me of a friend of mine measured the rotation rate of the earth using in a way that I thought was pretty neat. https://nickdrach

This is really cool. It reminds me of a friend of mine measured the rotation rate of the earth using in a way that I thought was pretty neat. https://nickdrachman.wordpress.com/2019/07/31/measuring-the-angular-velocity-of-the-earth-from-the-color-of-my-living-room-wall/ https://nickdrachman.wordpress.com/2019/07/31/measuring-the-...