We're all still waiting for the Palm Pre to make its appearance, most likely this month. But Engadget has a peek at what it calls the second phone that will run Palm's new WebOS operating system. That phone, the Palm Eos, is reportedly headed to AT&T and will serve as a follow-up to Pre, just as the Palm Centro, a lighter, cheaper, smaller model, did to Palm's earlier flagship devices. Check out Engadget for a full list of specs.