"For Beginners" Series | Lecture 6: Schrodinger’s Cat for Beginners 

Can a switch be both on or off? Can a cat be both dead and alive? Using the barest amount of mathematics, Pervez Hoodbhoy explains in ordinary language a foundational issue of quantum mechanics. Although this cast doubt on the correctness of quantum mechanics in the 1920's, it is now leading to major developments such as quantum computers.