Paris

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Cities Might Not Be as Prepared as They Think for a Bioterrorism Attack

Smallpox maliciously released in London would spread to several countries before governments could intervene, a new model predicts.

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New Rent Laws Aim to Keep Paris From Becoming Only for the Rich

France looks set to implement a series of groundbreaking laws designed to induce landlords to rent to a wider variety of income levels.

Reuters

A Paris Commuter Train Derails, Killing at Least 6

Officials describe an "apocalyptic" scene in Brétigny-sur-Orge, just 12 miles south of the city.

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Vaguely Creepy Interactive Maps of the Day: Spying on Europe's Smart Cities

What would you do if you had access to all available centralized data?

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Europe's New War on Nightlife

Milan bans ice cream after midnight, Madrid bans noise. Has the continent lost its taste for fun?

Reuters

Watch Out, EasyJet: Europe's Newer, Faster Trains Are Gunning For You

European rail travel is often more expensive and harder to book than cheap, no-frills plane tickets. But that's about to change.

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In the Climate Change Economy, It's About Efficiency, Not Just Growth

North American cities are producing substantially less wealth per ton of greenhouse gas emissions than their European counterparts.

DataParis

Yes, Paris Is Wealthy, But Some Parts Are Much Wealthier Than Others

A series of maps reveals the subtlety of central Parisian economic geography.

Zdenko Zivkovic

A New Ad Campaign Asks Parisians to Be Nice to Tourists

And illuminates some national stereotypes in the process.

Robert Atanasovski/AFP/Getty Images

Beware the Pseudo-Historical Retrofit Craze Sweeping Over Europe

The planning debate that sparked Turkey's recent protests is part of a larger, kind of weird architectural trend.

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Some People Are Really Upset About the Los Angeles Plastic Bag Ban

Your weekly roundup of what cities are banning around the world.

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Are Global Cities Really Doomed to Become 'Citadels' for the Rich?

Surely there's something we can do about this.

Reuters

The Forgotten Urban Transportation Problem We Should Be Trying to Fix

Freight is crippling metro areas, but it's rarely part of city planning.

Reuters

Paris's Beloved, Legal Artist Squatter Community in Peril

A stand-off with the city could cost Paris one of its most-visited bastions of Bohemianism.

Filip Dujardin

When the World's Best Photographers Tackle Their Surroundings

Landscape-inspired highlights from last weekend's Paris Photo Los Angeles art fair.

Henry Grabar/PhotographerGlen/Flickr

The New Economy of City-Based Top Level Internet Domains

Dozens of cities will have the chance to design their own municipally focused microcosm of the web.

BIG

BIG's Newest Park Is Modelled After ... a City

The gigantic French green space is being billed as a "metropolis of retail, culture, and leisure."

Reuters

See This Gigantic Red Ball 'Tour' Paris

Artist Kurt Perschke is installing an enormous red ball in a different Parisian location every day through April 28.

Benedikt Groß

Imagining the World's Cities in the Ocean-Dominated 'Hunger Games' Universe

If climate change caused the waters to rise by 500 feet, this is what major international cities might look like.