Aeolipile
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An aeolipile, aeolipyle, or eolipile, also known as a Hero's engine, is a simple, bladeless radial steam turbine which spins when the central water container is heated. Torque is produced by steam jet
A classroom model of an aeolipile
A modern replica of Hero's aeolipile.
A large reconstruction of Heron's aeolipile at Kotsanas Museum of Ancient Greek Technology in Athens, Greece.
Catherine wheel (firework)
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The Catherine wheel or pinwheel is a type of firework consisting either of a powder-filled spiral tube or an angled rocket mounted with a pin through its center. When ignited, the fireworks spin by th
Aeolipile
…which was to generate motion to the paddlewheels, demonstrating the feasibility of steam-driven boats. This claim was denied by Spanish authorities. Catherine wheel (firework) Rocket engine…
Fireworks design from the 18th century with six Catherine wheels
Painting of Saint Catherine of Alexandria
Catherine wheel at Qala, Malta