Roads to ruin

Do roads pay for themselves? Well, no

A new report from the U.S. Public Interest Reseach Group debunks the myth of the self-financed highway system. Will Congress be convinced by the facts?

How we roll

The year ahead in bikes

Elly Blue looks into her crystal ball and sees more bike lanes, more bike-sharing, more e-bikes -- and the best year ever for two-wheelers in the U.S.

Thinking ahead

IBM heads to Rio with its Smarter Cities program

IBM has partnered with Rio de Janeiro to create an operations center that will give the Brazilian city's emergency-management team access to a vast array of data.

Fun with infrastructure!

Singing London sewermen say, Don't flush the fat! [VIDEO]

London sewermen sing a rousing hymn to proper waste disposal.

Urban family values

Want a safe place to raise kids? Look to the cities

Cities might be enriching and green and beneficial for kids in all kinds of ways. But what most parents want to know is, are they safe? The answer is that there is nothing inherently dangerous about cities. On the contrary.

Home improvements

Seven New Year's resolutions to make your neighborhood a better place

This year, instead of resolving to improve yourself, make a decision to improve the place you live. It's easy. Here are some ways to start.

Driving demand

Beijing's booming car ownership creates traffic nightmare

The Chinese government has made it easy for people to buy and drive cars. Now, the nation's capital city is choking on them.

You talkin' to me?

An experiment in encouraging in-transit conversation

An experiment in Brisbane, Australia, aims to start conversations on the city's buses.

Iceberg Economies and Shadow Selves

Further adventures in the territories of hope

After the Macondo well exploded in the Gulf of Mexico, it was easy enough (on your choice of screen) to see a flaming oil platform, the very sea itself set afire with huge plumes of black smoke rising, and the dark smear of what would become five million barrels of oil beginning to soak birds and beaches. Infinitely harder to see and less dramatic was the vast counterforce soon at work: the mobilizing of tens of thousands of volunteers.