npr.org

ZpLyY TIL the "Mona Lisa" wasn't widely considered a masterpiece until after it was stolen by three handymen; the theft wasn't even noticed for over 24 hours
OGKae TIL the iPad was in development long before the iPhone, despite officially releasing 3 years after the iPhone.
ANVYg TIL that Sudhir Venkatesh, a sociology PhD student, infiltrated a Chicago gang to study urban poverty, and ended up becoming leader for a day