In games and anime, Ninjas often use magic-like fire techniques. However, the historical Iga Ninjas were actually using cold, hard science based on geology and chemistry. How did they produce their own gunpowder and dominate psychological warfare? We decode their technology.
Why did historical Ninjas distance themselves from worldly desires? It was a survival strategy to avoid fatal mental errors. Shino breaks down the "Three Prohibitions" from the Ninja manual Bansenshukai and translates them into modern life hacks.