Meet the man who can figure out the birthplace of 200-year-old doors, just by looking at them.
Parkour around the globe.
The challenge of architecture that epitomizes American values while offering total security.
The freshest news in what's been outlawed across the world.
More than 400 zones in Britain's dominant city have extra rules. Disobeying them can get you a ticket.
In Video Painting Europe, Sweatshoppe uses ingenious infrared tracking to smear digital video over concrete surfaces with paint rollers.
The places with a disproportionate impact on what gets made, admired, and sold.
This concept building is being billed as a vertical farm. We'll be the judge of that.
The city is indeed mulling an elaborate plan to hitch bike lanes along elevated rail tracks.
What makes some spaces better than others?
Transit officials say a pilot program has helped reduce garbage inside stations, but results elsewhere have been mixed.
The city's properties are being sucked up by out-of-towners who visit only a few weeks a year, turning neighborhoods into ghost towns.
There's a lot to see when you take away the street grid.
BBC is decentralizing to Northern England as part of a sweeping urban redevelopment project. Can it bring some of London's prosperity with it?
Researchers are using rider data to better understand how stressed subway crowds flow through the system.
Subway maps distort the reality on the ground for all kinds of reasons. What happens when we make decisions based on them?
Also, Oklahoma City outlaws Michigan sportswear and a face-kicking preacher is turned away from the U.K.
A new project in London tries to send that message through a playful, interactive installation.
Increasingly, I find fashionable inner city neighborhoods as banal as any suburb, just more expensive.