Comedy Central, weeknights, 9 p.m.
Plot: A frozen delivery boy thaws out 1,000 years in the future, where he befriends mutants, robots, aliens and the disembodied heads of celebrities.
Watchability: Any show that survives two cancellations must be entertaining.
Real Science: Packed with obscure computer-science and physics jokes, this show is a nerd's dream. But don't expect to learn anything from it.