Where people Tweet in San Francisco, New York City, and Istanbul.
The BART strike made for a crowded commute, but not a nightmare.
Despite being a proponent of walkable communities, the outgoing U.S. Secretary of Transportation just doesn't believe Americans will ever stop buying cars.
In Instagram photos.
Despite all the talk about the "disappointing" cicada season, scientists now insist that this year's horny insects "had a pretty good year."
A once thriving hub of Cold War espionage, built on a Berlin hill made of World War II rubble.
The continent's booming new economic zones are outstripping the ability of weak central governments to retain their hold on them.
Will the post-Sandy makeover lure visitors back?
Seven out of 10 of the world’s least affordable markets are now in China.
Simplifying both the message and the process has worked wonders for San Francisco.
The city's notoriously tough commutes are about to get a lot harder.
Make the companies that build these places buy insurance policies to pay for dismantling them.
The Cambodian tailorbird somehow managed to elude detection for years, despite being loud and annoying.
Because of course.
Next stop #yolo.
Sure, the number sounds scary. But historically speaking, it's more normal than you think.
And what this says about the geography of the web.
The massive new project threatens to leave much of Egypt without water.
The world of art lovers couldn't be any sadder that they'll be gone after this weekend.