From Sheryl Sandberg and the Nasdaq to the graffiti artist who took stock instead of cash, here's who's riding high and lying low one year after the Facebook IPO.
Tesla founder Elon Musk has left FWD.us, Mark Zuckerberg's advocacy group.
Facebook's sales jumped 38% in the first quarter, boosted by its growing mobile ad business.
Serial entrepreneur Karl Jacob has a new startup, Hangtime, that tells you what your friends will be doing later, rather than what they're up to right now.