Lantern, a project from Eugene Gao, would use an app and bluetooth beacons to guide the blind from station to station

Navigating New York's subway system is a challenge—even more so if you're blind. But a recent project, Lantern, could help blind New Yorkers get around underground with a little more ease.

Dreamed up by New York-based copywriter Eugene Gao as part of a class on mobile advertising, Lantern would harness the power of bluetooth beacons scattered around stations to track the location of smartphones.

Gao tells PSFK that the idea occurred to him while on the subway, after he read about the San Francisco International Airport testing a beacon navigation system. He says:

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