Unsung Heroes of the Ancient World Season 1 Episode 4 Ctesibius and Hero: Alexandrian Inventors

August 21, 2025
32 min

Turn your attention to two obscure Alexandrian inventors: Ctesibius and Hero. See how the inventions of the pump, improved water clock, and catapult of Ctseibius redefined pneumatics to shape the material world we live in today. And, look closely at the ingenuity behind some of Hero

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Unsung Heroes of the Ancient World, Season 1 Episode 4, is available to watch and stream on The Great Courses. You can also buy, rent Unsung Heroes of the Ancient World on demand at Apple TV Channels, Prime Video, Amazon online.