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Michie.ru/Flickr

The Best Technology for Fighting Climate Change? Trees

Between now and 2050, forests are one of our 'most promising' geo-engineering tools.

Jo Ann Snover / Shutterstock.com

What Makes a Dense Urban County Vote Republican?

The biggest U.S. cities are still Democratic strongholds, but new research sheds light on why some of them aren't.

CaliParks.org

Exploring California's 12,000 Parks With Open Data

A just-launched app uses Instagram and Twitter to show younger users that their friends are already out at state parks, having a blast.

4 Maps Crucial to Understanding Europe's Population Shift

Despite economic growth in Central and Eastern Europe, the continent is still migrating to the Northwest.

AP Photo/Manish Swarup

Postcards From the World's Most Polluted City

Delhi's winters are characterized by thick fog that gets dramatically worse every year.

Courtesy Transitmix

The Incredibly Simple Fantasy Bus Route Tool Even the Pros Love

Transitmix has gone from amateur sensation to agency consideration.

Michael Paul Smith

Dispatches From a Miniature, Half-Imagined City

Part preservation effort, part dreamscape, Elgin Park is a scale model of a semifictional 20th-century town.

NASA/

NASA Builds a Nightmare Room of Solar Fire

A new exhibit throws viewers into the boiling plasma and eerie soundscape of the sun.

Flickr/Daniel Lobo

The Urbanist Case for D.C. Statehood: Best #Cityreads of the Week

A roundup of the best stories on cities and urbanism we've come across in the last seven days.

Google Maps

More Cities Should Make Mythbusting Maps Like This

An interactive map takes down D.C.'s urban legends. Expanded, it could offer a hyperlocal look at the lore of cities across the country.

KIRO 7 News

A Gray Whale Has Been Spotted in a Narrow Urban Channel in Tacoma, Washington

Local reporters are speculating the beast may be sick or hurt.

Carlo Allegri/Reuters

New York City Subways Are Covered in Microscopic Pizza

Also: tiny particles of bubonic plague, anthrax, and dysentery.

A Glamorous Time-Lapse of Los Angeles, From Sunrise to Sunset

A five minute long tour, from the skyscrapers to the streets.

AP Photo/Ben Margot

Goodbye, Candlestick Park (Finally)

Demolition has started on a stadium best known for providing consistently unbearable cold and wind.

The Remarkable Power of Sidewalks

Take a fresh look at the pavement under your feet.

Humara Bachpan photo

How a Generation of Young Leaders Is Emerging From India's Slums

Child clubs are forming in cities across India to identify young leaders who can speak up for the needs of children.

Brendan McDermid/Reuters

Who Should See Recordings From Police Bodycams?

The dilemma with letting cops choose what to turn over—or releasing everything they see.

Organic Transit

In-Between a Bike and a Car

The makers of the ELF believe their enclosed, three-wheeled, low-carbon vehicle is the perfect transportation compromise.

Boxed Water

Is Boxed Water Actually Better?

Boxed Water Is Better is ... water, in a box instead of a bottle. But its main virtue is that Boxed Water is shipped better.