When examining the Zodiac model at the Peruan lead mine, Professor Martin (Joel Gretsch) speaks of a "2000-year-old analogue computer" discovered in Greece. This is a reference to a real device, the Antikythera mechanism, a complex clockwork device that can predict astronomical positions. It is believed to have been built in 150 B.C. and was found in a shipwreck in the Aegean Sea.
When Aaron Douglas, who plays the lead agent, cusses, he uses the word "fracking". Aaron Douglas was in Battlestar Galactica (2004), where "frack" and "fracking" were the main expletives throughout the series.