› added 13 years ago

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TIL that Cincinnati has a subway system that most residents don’t even know about.

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via reddit.com

0wPY5 TIL that there are 450 Ivy League courses available online for free.
je1Q TIL scientist invented an electronic cockroach that was able to comunicate with real roaches and influence them
Kywa TIL Neil deGrasse Tyson was a undefeated high school wrestling captain and wrestled for Harvard.
DjLr TIL that the story of the Mexican hero Zorro was based on the life of the Irishman William Lamport from County Wexford, he was sent to the Mexico to spy on the colonial viceroy there but ended up inciting rebellion against Spain after seeing the corruption and injustices of the inquisition.
wXrY TIL that a scientist breached security at Los Alamos by leaving an orange on his desk, and that any spherical object became a “nuclear secret” once it passed into a secure area of the laboratory, as it could be taken as a model for the plutonium pit that drives a nuclear weapon.