In our regular Mobile Masterworks feature we take an in-depth look at the story behind the biggest mobile franchises and apps around. What led to their creation? What made them such a success? And how ...

The MTA will implore social media companies to take down videos of subway surfers, Chairman Janno Lieber said Tuesday, one day after a teen died riding atop a J train crossing the Williamsburg Bridge.

A 14-year-old boy is dead and another teen is in critical condition after officials say they fell from the top of a New York City subway train they were riding on as it passed through the Williamsburg ...