... the Ice Age humans used fire for cooking and to keep warm. Today this very same source of heat is used to produce steam for turbines. Science was the domain of the philosopher, while technology was in the hands of the craftsman. The two were not reconciled until the 16th century when Francis Bacon suggested that scientists should study the methods of craftsmen and that craftsmen should understand more science. Yet science generally lagged behind technology. It was only in the middle of the 19th century that the advances of science began to lead engineering and technology, a situation taken for granted today. Technology has made modern society possible. It has increased the human life span and allowed a healthier life. It has added to leisure time and reduced the long hours of work. Technology can allow the world to feed itself. It has reduced the effects of natural ...

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