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Watch Modern Marvels Season 12 Episode 22 online. Maybe available on Youtube, Netflix, PrimeVideo, Hulu, Disney and other legal streaming platforms.

Modern Marvels: How do motion pictures work? Who invented the telephone? Can computers think? With over 200 hours of programming, this series satisfies our incredible curiosity about how things work, how things were built and the effects of technology on civilization past and present.