History of Sumo charted

Sumo has a long history that goes back centuries. Unlike most things that old though, there are detailed records of tournaments and wrestlers, which allows a comparison over the years. Matthew Conlen for FiveThirtyEight charted them all in an interactive. Go through the explainer, and then use the last chart to look at the data by various dimensions.

See also the full article on sumo.

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Marrying Age

People get married at various ages, but there are definite trends that vary across demographic groups. What do these trends look like?

The Best Data Visualization Projects of 2011

I almost didn’t make a best-of list this year, but as I clicked through the year’s post, it was hard …

A Day in the Life of Americans

I wanted to see how daily patterns emerge at the individual level and how a person’s entire day plays out. So I simulated 1,000 of them.

Pizza Place Geography

Most of the major pizza chains are within a 5-mile radius of where I live, so I have my pick, …