Air travel congestion can quickly spread from a few cities to a whole network.
Can the Porta-Potty experience be improved with bass-thumping soundtracks?
Stay away from Sarasota, Florida.
In Austin, maps are color-coded by comfort level rather than traffic-engineering standards.
Rumor has it the Chinese government is considering moving its capital to Xinyang, a small city in Henan Province.
It can't compete with New York's amenities and galleries. But it's trying to offer something else altogether - a true middle class art market.
A mix of international politics and extended networks explain why some cities become hotbeds for refugees.
Would you dissolve in fire or would your clothes simply ignite?
The hidden Old English village in New York (that's off-limits to New Yorkers).
Windows exploded, buildings shook and a billowing pair of smoke trails marked the heavens.
An installation that "wraps around the visitors," created from Superstorm Sandy-ravaged boardwalks.
So you think you know your city?
Scientific hindsight shows that Google Flu Trends far overstated this year's flu season, raising questions about accuracy.
How companies are (or should be) structured like cities.
Balloons, teddy bears, and kissing contests.
Though they look like a mess of humanity, the pits actually follow a set of rules.
The old Buckner Building in Whittier is full of asbestos, jagged rubbish and collapsed walls – in other words, a perfect place to do a little skiing.
He is expected to propose a sweeping ban on plastic foam food packaging in his State of the City today.
What could be more romantic than a trip to the innards of New York’s digestive system?