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Postcard
Now Boarding the Chicago L: Creepy, Disembodied Animal Heads
Artists modified this train to include gruesome animal specimens, grass growing on the walls and a campsite lit by an electric sunset.
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How Technology Is Fueling Urban Inequality
Start-ups and entrepreneurs promise a bright future. But is it a future that crowds out the poor and disadvantaged?
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Photos
A Skyscraper That Could Clean the Air
This proposed Chicago building doesn't look like much, but it could clean up the air around the city's expressway.
key links
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What the End of the Chicago Teachers Strike Means for the Rest of the Country
A broader debate about the rights of public sector employees is just beginning.
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You May Never Have to Circle the Block Looking for a Spot Again
With SpotHero, you can reserve a space in advance online.
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The World's Most Expensive Cabs
Despite what New Yorkers think, they're not in New York — not by a long shot.
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An Etsy for Art Collectors
Cureeo hopes to make fine art collecting more accessible to potential buyers.
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Charts
The Tragic Geography of Disconnected Youth
One in seven young Americans are neither working nor going to school.
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Radiating Death: How Walmart Displaces Nearby Small Businesses
The closer they are, the more they fall.
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The Internet Is the New Town Hall and Soon Cities Will Be Listening
"Sentiment analysis" of social media could change the way you report potholes forever.
