Music theory in interactive visuals

This is how Airbnb visitors judge location, which provides a view into where city centers begin and end.

What percentage of a waiter and waitress’s income comes from tips and what comes from salary? The calculation isn’t straightforward but we can try.

How much you sleep each night matters, but more importantly, it’s about the quality and if you feel rested when you wake up.

It seems like there’s been more player movement than usual over the years. Didn’t players used to play on a single team for the entirety of their careers?