One of my least favorite electrical engineering courses in college was on signals and communications. I remember there being a lot of Fourier Transforms. I also remember falling asleep a lot, because it was a two-hour lecture with the lights turned off. Maybe if the demos were more visual like this, I would’ve stayed awake. (Probably not.)
Visual introduction to the Fourier Transform
How to Spot Visualization Lies
Many charts don’t tell the truth. This is a simple guide to spotting them.
Reviving the Statistical Atlas of the United States with New Data
Due to budget cuts, there is no plan for an updated atlas. So I recreated the original 1870 Atlas using today’s publicly available data.