Charles uses true stories to explore new ideas and old truths about people, cities, science, myth, history, mountains, adventure and happiness.

If you’re mostly interested in stories about happiness and cities, go here.

Otherwise, here are his most recent stories:

We built a home to solve some of the greatest challenges of our times. It’s illegal almost everywhere.

Using Urban Experiments to Find Happier Streets

On the Sunny Side of the Street

When Neighbors Tore Down Their Fences, Incredible Things Happened

How Urban Design Influences How Many Friends You Have

Why We’re Sometimes Kind Without Reason

When Cities Stop Subsidizing Sprawl, They Save Money and Get Happy

The Secrets of the World’s Happiest Cities

Airport Altruism

A Beautiful Mess