Urine wheel to diagnose disease

See what we ate on an average day, for the past several decades.

It’s hard to think of much else. These maps show the racial divide between black and white people in major cities.

For commuters, the farther away you live from the workplace, the earlier you have to leave your house to get to work on time. How much does that start time change the farther out you get?

We know that people are marrying later in life, but that’s not the only shift. The whole relationship timeline is stretching.