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 ...

Michael Mosley, Cassie Newland and Mark Miodownik describe the scientific achievements of Thomas Newcomen and James Watt. These two geniuses were the first to transfer heat energy into useable ...

Steam engine makers have been- occupied ... By this arrangement the inventor says he* obtains, in the cylinder.a pressure nearly equal ?to that in the boiler, owing to their near viol-" nity ...

The first invention in China in the seventh century was the paper currency. Paper currency is one of China’s most important inventions as paper currency has been adopted worldwide. Usage of paper ...

The invention of the steam engine. videoThe invention of the steam engine A description of the major scientific invention of the steam engine originally by Thomas Newcomen and then adapted by ...