In most areas in the United States, lower FM frequencies are reserved for non-commercial educational broadcasting, and the rest is for commercial broadcasting. (And suddenly, radio music availability during long drives makes sense to me.) Upon this trivia nugget, Bob Baxley wondered what the distribution of frequencies looked like across various genres. With a quick scrape and a plot, here’s what he got. [Thanks, Bob]
Radio station frequencies, by genre
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Most Common Use of Time, By Age and Sex
Typical time use varies by who you talk to. This interactive shows you the differences when you vary age and sex.
It’s hard to think of much else. These maps show the racial divide between black and white people in major cities.