The Pyro Board is a matrix of 2,500 flames that have controllable intensity, which can be used as an audio visualizer. Yeah, really. Just watch the video below.
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Many lists of maps promise to change the way you see the world, but this one actually does.
There are rules—usually for specific chart types meant to be read in a specific way—that you shouldn’t break. When they are, everyone loses. This is that small handful.
There are many exercise apps that allow you to keep track of your running, riding, and other activities. Record speed, …
The data goes back to 1960 and up to the most current estimates for 2009. Each line represents a country.