The Joker has been one of the Dark Knight's most iconic foes for decades. Everyone knows there's something wrong with the Joker, but is there actually a medical explanation to what makes him tick? Kyle checks into Arkham to investigate in this week's Because Science!
JOKER INFECTION: https://arkhamcity.fandom.com/wiki/Joker_Infection
MECHANISMS OF TSES: https://smw.ch/en/article/doi/smw.2012.13505/
KURU SORCERY: https://books.google.ie/books?id=f0YeCwAAQBAJ&lpg=PT104&pg=PT105#v=onepage&q&f=false