Solar Energy
Solar Energy Background What can be more useful for humanity if not an unlimited power source, which we can use without any harm to the environment? Probably nothing, but solar power. Humanity has always tried to conquer the unlimited power of the sun – the history of solar technology dates back to the 7th Century B.C. and continues to this day. In the beginning, we tried to concentrate the sun’s heat by using glass, mirrors or other devices to light fires. From those times, we greatly progressed, but still we did not conquer this magnificent source of power. Why ...