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How Sewage Reveals a City's Drug Habits

A multi-city study of wastewater shows how drug use varies.

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'Walk Score' Is Great, But it Still Doesn't Capture 'Walk Appeal'

We need other ways of quantifying walkability on our nation’s streets.

Bruno Marguerite/RATP

Paris Metro System Forced to Admit Parisians Act Like Jerks

A series of ads aims to restore civility to the Paris subway.

NASA

What Mars Can Teach Us About Climate Change

Curiousity will offer critical insights into how the climate of Mars has changed over billions of years, lashed by solar winds.

Candy Chang

Confessions From Sin City

Private fears of unrequited love, heartbreak, and dying alone are put on display for all to see.

Viktor Kölbig

Make a Houseplant Into a Lamp, via German Ingenuity

Lightly stroking your plants can light up the room.

Reuters

Trees vs. Power Lines: Will We Have to Choose?

The debate over how to secure our nation's power grids comes courtesy of yet another climate change-related feedback loop.

Reuters

The Divided Global City

Global class conflict is still playing out on a local scale.

APHarris/Flickr

Historically Responsible Decision of the Day: the Antakya Museum-Hotel

When life gives you a giant mosaic, build a museum-hotel.

Teehan+Lax Labs

Nerd Alert: Turn Google Street View Maps into Animated ASCII

An ingenious little program makes your city look like The Matrix.

Jason Tinder/Flickr

Cyclist vs. Elephant

American cyclists are used to dealing with disrespect on the road, but not from elephants.

Reuters

How Casinos Are Failing the Elderly

Are casinos really the most responsible form of recreation we can offer our seniors?

This Is Why You Don't Mind-Meld With Your Smartphone in the Subway

Philadelphia officials want to combat such painful examples of "distracted walking."

Reuters

Moving? Move Your House Instead

A historic home is moved - by truck and boat - about 100 miles to Vancouver Island.

Big Car

Building Community in an Empty Tire Shop

An Indianapolis arts group takes a community development approach to reusing vacant space.

Hannamariah / Shutterstock.com

The U.S. Cities Where Young Adults Are Most (and Least) Likely To Live at Home

Metro areas with low rates of marriage, high unemployment, and low educational attainment have the largest share of 'boomerang' kids.

Kaid Benfield

High Density Sprawl Is Still Sprawl

Don't be fooled - sprawl is about much more than the number of homes per acre.

Michael-John Wolfe / Shutterstock.com

The Geography of America's Music Scenes

Mapping musicians and the music businesses across the U.S.

Reuters

Why New Orleans Should Have a Daily Newspaper

Who does the city's newspaper really belong to? Not the Newhouses.