Heron, the great inventor of Alexandria, described in detail what is thought to be the first working steam engine. He called it an aeolipile, or "wind ball". His design was a sealed caldron of water ...

These early steam engines produced a vacuum to generate power ... This clip will be relevant for teaching Physics and History. This topic appears in OCR, Edexcel, AQA, WJEC KS4/GCSE in England ...

with Ericsson's engines and propellers. This vessel was a failure, so far as the quality of her hull was concerned, and lasted about six years ; her speed was about six miles per hour with steam ...

Although the paddle wheel antedates the Christian era, the earliest recorded attempt to utilize steam to turn the paddle ... adapted for low pressures. The engine drove paddle wheels SitUated ...

Egyptology and natural history. This is an interactive sectional model of double-acting steam engine. The valve allows high-pressure steam to act alternately on both faces of the piston.

But when looking over all of train history, even the Big ... The most powerful steam locomotive is indeed an impressive ...

Think about how mind-shattering it would have been to see something like Hero’s Engine, the first known example of a steam turbine. To see a sphere whizzing about trailing plumes of steam while ...

Prototype locomotives featuring new technologies have a long and inglorious history ... provide engine upgrades for existing classes. The fact it’s technically a steam locomotive is incidental.