The industrial revolution instigated a series of stimulation for the development of applications of powers and wide availability of the steam engine which brought mankind to break through the restrictions of the powers of the nature, marking a milestone for the ability of mankind to produce power autonomously with a power generator. Developed up to date, the main directions of development in the science of power and machines are still focused on increasing the volume of power generation and power efficiency; these are also key targets in the development of technologies. In here, audiences are introduced to the profound influence of power and machines to the lives of mankind.