Huge wildfires, aggravated by a bad drought, are sending acrid clouds of smoke into nearby cities.
Japanese architect Shigeru Ban designed the paper-based house of worship, for Christchurch.
The sharing economy moves into a new niche: dinner. Will queasy eaters and regulators buy in?
Those digital screens at bus shelters can be used for crowd-sourced academic research.
A study of Baron von Haussmann's Paris.
Drive by that Taco Bell every day? Maybe you want to try a Doritos Loco taco.
It has the festivals, museums and many murals to prove it.
The number is on the rise.
Blame the wet wipes.
A look at the wealth gap, and why it's growing.
Kevyn Orr asked Christie's auction house to come in and appraise the city-owned collection at the Detroit Institute of Arts.
Cross that demon child from The Ring with a 16-bit Super Mario, and you might get this uncanny optical illusion.
The coastal areas of New York City have two choices: retreat, or advance to the shoreline with a bigger shield.
Rejoice, Bay Area residents: There's now a high-tech way to plot a course around the city's ridiculously steep hills.
The hammocks, made from old fire hoses, also double as playground swings.
With the new Hi app, users can submit stories or pictures of any spot.
A spate of new blogs seek out the underbelly of Paris, London and Berlin.
See how world cities stack up to each other -- in terms of the amount of books written about them.
See the first-ever map of the city, and how it evolved over a century.