The nascent business model got a huge shot in the arm today, in the form of $13.7 million of funding for Wheelz, a car sharing program based on college campuses. Zipcar, of course, is the 800 ...

Zipcar, a car sharing service with more than 7,000 vehicles and 400,000 members across the U.S., is reaching out to a younger crowd by offering its services to under-21 drivers in the Cambridge ...