Accidents happen. And, sometimes those accidents lead to world-changing inventions, like penicillin, cheese and (mankind's most critical invention) Silly Putty. On today's podcast, Cracked editors Jack O'Brien, Dan O'Brien and Soren Bowie talk about the cock-ups that led to huge revelations. If it weren't for filthy ol' Europeans believing bathing was a tool of the devil, a whole continent of Native Americans wouldn't have died out. If it weren't for a madman trying to find testicles in frog's legs, we wouldn't know how nerves work.For more crazy accidents with earth-shattering impacts, throw on your headphones and click play above.