Major cities have signaled a commitment to curbing private autonomous vehicles, and their transportation systems are already reaping the benefits.

The biochar process is ingenious, turning green waste into heat before returning it to the soil as an agricultural nutrient. No wonder it’s turning a profit.

Raised on the plains of North Carolina by parents who grew up in the segregated South, I wasn’t put on the “Harvard track” early. I got there anyway—thanks to one of the best-kept secrets in higher education.

This bustling Nigerian city is bursting at the seams with art fairs, biennials and galleries. Now, some of the artists who left to find work elsewhere are returning home.

A city on Lake Erie convinced its waterfront property owners to give the public their waterfronts for free. It’s a case that could transform the Great Lakes forever.

At the Bicycle Architecture Biennale, spacious parking garages and elegant water crossings point the way to a two-wheeled utopia.