Elaboration (20)

• King Hiero II of Syracuse and his legendary crown!
• Christopher Cockerell — Inventor of the Hovercraft
• Edwin Land (1909–1991): The Child-Inspired Genesis of Instant Photography
• The Self-Taught Genius Michael Faraday, Behind the World's Greatest Inventions
• Yves Rossy (Jetman)
• René Laennec: The Invention of the Stethoscope (1816)

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