Zack Seward

"For-profit, for good" is the mantra of a handful of startups trying to make Philadelphia a social enterprise hub. One of those companies is a bike-delivery laundry service that's now expanding.

Joysticks in hand, participants played what was perhaps the world's biggest video game on the side of the 29-story Cira Centre in Philadelphia. The interactive light display kicked off a week of events for the annual celebration of the local tech scene.

Researchers at the University of Pennsylvania are tracking changes in the Philadelphia accent. Reporter Zack Seward dips into archives that include more than a century's worth of Philly natives. The researchers say most regional accents are alive and well, even in the digital age, but they're always changing.

The world's top-ranked female pole vaulter lives and trains near Rochester, N.Y. After taking home the silver medal in the Beijing Olympics, 30-year-old Jenn Suhr, with support from her husband and coach Rick Ruhr, is gunning for gold in London. But first, she must qualify at the U.S. trials in June.

There's no better way to build a team than to start a band, say the executives of one telecom firm who met while playing music. Soon, their employees will play against each other in a companywide battle of the bands. The only rule is they have to pick an instrument they don't already know how to play.