Michael Dudley

After decades of building for speed, cities are rediscovering the virtues of slow: walking, biking and streetcars are taking over from freeways.

Once billed as China's answer to Disneyland, the now-rusting ruins of Wonderland attest to the unsustainability of China's development industry.

Between the Obama Administration's patchwork approach to funding and outright Republican opposition, high speed rail appears to be dead.

Salon.com has launched a new series called "Dream City" which will focus on the "spectacular innovation and dizzying demographic shift[s]" underway in America's cities.

The "utopian" cities being built from scratch in Asia to accommodate its fantastic rate of urbanization are striving to be smarter and greener, but may also be financially risky.