Tanvi Misra

Todd Schneider

An App That Solves the Famed 'Traveling Salesman Problem'

What's the shortest route, if you're visiting each city exactly once and then returning to the point of origin?

@FanSince09/Twitter

How Twitter Detectives Helped Philly Police Find Hate Crime Suspects Fast

A longtime user employed Twitter and Facebook's tracking tools to crowdsource clues that led police to identify suspects in a brutal gaybashing.

Shutterstock.com

Attention Cities Looking to Engage Immigrants: Don't Dismiss the Smartphone

A new report highlights how civic smartphone technology could be a huge help to recently arrived immigrants.

Flickr/eggrole

Road Safety Poetry, by the Delhi Traffic Police

Public safety reminders in the form of cute rhyming couplets.

Shoot The Shit

No Signage at Your Bus Stop? Make Your Own

A Brazilian project asks frustrated bus riders to take matters into their own hands.

AP

Why the Kashmir Floods Have Been So Deadly

The disaster highlights the cost of careless urban planning and environmental mismanagement.

Getty Images

Prisons Are Facing Aging Populations, Too

The number of U.S. prisoners age 50 and over has increased 330 percent since 1994.

Joshua Cogan

The Doomed Fight to Save Delhi's 'Magician's Ghetto'

A new documentary explores the cultural cost of slum redevelopment.