steam engine

Steam Engine

A steam engine is a heat engine that performs mechanical work using steam as its working fluid. The first commercially successful engine that could transmit continuous power to a machine was developed in 1712 by Thomas Newcomen. There,  he improved the steam water pump developed in 1698 by Thomas Savery. However Thomas Newcomen was the inventor of the first successful steam engine.

bulb

Light Bulb

The light we use today in our homes and offices comes more than 150 years ago.  Throughout the nineteenth century, inventors produced simple electric lights. For example, Joseph Swan produced a simple electric light. But, he struggled to maintain a power source and the filament soon burned out when the vacuum was exhausted. Thomas A. […]