July 23, 2011 12:40 am What the Tech?: Historic Philly's Augmented Reality A new app by the folks over at Philly History can show mobile users what the City of Brotherly Love looked like in the past in augmented reality. US & World Videos 0:35 Central High's ‘RoboLancers' celebrate worldwide championship 0:21 Instagram, Facebook users report outages 3:03 Group offers free digital literacy workshops for kids, their families 0:29 License plate scanner coming to bridges connecting Pa., NJ 0:51 Tens of thousands of AT&T customers report cellular service outages