Trivia, Quotes, Notes and Allusions
Professor Farnsworth: Oh! I'm going to go check out that math lecture. All this knowledge is giving me a raging brainer!
Farnsworth: I hate these nerds. Just because I'm stupider than them, they think they're smarter than me!
(Fry sneezes and destroys Leonardo Da Vinci's beard) Farnsworth: No, no, no!! But possibly yes.
Original International Air Dates:
Czech Republic: March 10, 2011 on Prima COOL
United Kingdom: August 5, 2011 on Sky1/Sky 1 HD
The Roman numerals on the coffin next to St. James' are II^XI - (XXIII * LXXXIX). This is 2048 - (23*89), which is equal to 1, just as Professor Farnsworth says.
When the Professor and Fry were propelled off into space, it explicitly states on screen 1 month passes before they arrive at Planet Vinci. It was never explained how they survived that long without food or water, as they weren't in suspended animation one presumes they must've needed to eat.
Episode Title The episode title is a parody of Dan Brown's novel The Da Vinci Code.