Monday, September 20, 2004

Aeolipile

Steam turbine invented in the 1st century AD by Heron of Alexandria and described in his Pneumatica. The aeolipile was a hollow sphere mounted so that it could turn on a pair of hollow tubes that provided steam to the sphere from a cauldron. The steam escaped from the sphere from one or more bent tubes projecting from its equator, causing the sphere to revolve. The aeolipile

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