hank green

hank green

10 Misconceptions Debunked!

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Inspired by CGP Grey's Misconception Debunking: http://www.youtube.com/watch?v=SCzXZfNIu3A In which John debunks various misconceptions involving martyrdom, presidents, near-presidents, keeping track of your age, flightless birds, math, physicists, and the universe. No Edge: http://www.youtube.com/watch?v=g0ul881nhXE Check out Crash Course! http://www.youtube.com/crashcourse