Nathan Yau

Pennsylvania is considering the use of risk assessment — the chances that someone…

Lukasz Piwek is chipping away at a collection of Tufte-style charts using R,…

The Washington Post mapped power plants in the United States by type and…

Based on annual high school play and musical rankings from the magazine Dramatics,…

Here’s a straightforward stacked area chart from the Economist that shows shifting market…

Todd Schneider likes trivia, and he plays in an online league called LearnedLeague.…

You typically hear about data breaches in terms of number of records that…

Waiting in line stinks. I purposely go to the grocery store during off-times…

What is machine learning? It sounds like a bunch of computers get together…

Incarceration costs a lot of money. We know this, sort of. But how…

We usually see Census data in aggregate. It comes in choropleth maps or…

In almost every tutorial on this site, stringsAsFactors is set to FALSE when you read in data with a function like read.csv(). Why isn’t is just set to FALSE by default? Of course, there’s a perfectly logical explanation.

CompStat is a program that started in the New York Police Department, and…

I was flipping through the channels the other night and happened on the…

A mini-app from Shan Carter to convert GeoJSON to TopoJSON. Simplify geometry and change projections along the way.

Ever wanted to follow in the footsteps of a famous writer or literary…

This is a fun one. Software Galaxies by Andrei Kashcha visualizes popular software…

There’s been all sorts of weird stuff going on at Reddit lately, but…

You’ve probably seen those “maps” where people from other countries draw the United…