My friend and colleague Christopher Marcum is expecting his first child (congratulations, Chris!) and “wanted to know what the timing of births looked like throughout the day.” So, he pulled 2012 births data from the Centers for Disease Control and produced an eye-catching series of plots. Each dot represents the total number of births that occurred in 2012 at each minute between 12:00 a.m. and 11:59 p.m. (1,440 total minutes represented). The colors represent different…

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