Close up view of a wind turbine used in modern wind farms.
What is magnetism used for? Do you have fridge magnets? Have you ever noticed that the refrigerator door pulls itself shut when you start to close it? These magnets are exactly like the bar ...
Harnessing the wind to make work easier is not a new technology. People have been using wind to mill grain, draw water and to power their boats for thousands of years. As we become increasingly ...
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