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 ...

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 ...

Of late years the attention of inventors has been di-rf S,ed to the application of steam to the suction and forcing of water in fire engines ; and many powerful fire engines worked exclusively by ...