theinfosphere.org

YpoXr TIL Futurama creators came up with two alien languages placed throughout the entire show for fans to decipher, some fans believe there is a third language that has not been officially confirmed
XEpP8 TIL that Futurama writer Ken Keeler wrote and proved a completely new mathematical theorem just for a single episode, called the Futurama Theorem. It is the first known theorem to be created for the sole purpose of entertainment in a TV show.
D1Ayr TIL that in S1E1 of Futurama, [spoiler] Nibbler's shadow can been seen when Fry falls into the freezerdoodle, setting up a reveal that wouldn't occur for another 64 episodes