A high-tech, high-octane season of movies has arrived, but has the increasing influence of comic books diluted science fiction on the silver screen? Annalee Newitz, editor of the awesome new sci-fi blog io9, makes the case for a modern revival. Plus, in an exclusive interview, Lost gurus Damon Lindelof and Carlton Cuse preview the science inside the rest of Season 4--and the inventor of Iron Man's digital suit tells us where Tony Stark's new weaponry really came from.