How Light Revolutionizes Our World and Living

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The International Day of Light is celebrated on 16 May and this year marks its 64 years, on the anniversary of the first-ever successful laser operation. The International Day, set by the United Nations Educational, Scientific and Cultural Organization (UNESCO) Executive Board, celebrates the importance and powerful impact of light on technology. The significance of light surpasses simply lighting our daily lives, but fuels technological advancements, and has great effects on multiple sectors such as energy, healthcare, telecommunication, and space exploration. Everywhere all at once  In the energy sector, the energy of light is turned into electrical energy using photovoltaic (PV) panels or mirrors that focus solar radiation and convert sunlight directly into electricity. This energy can then be utilized to produce electricity that can be stored for access in remote locations or stored and redistributed. Energy can also be used in solar thermal systems to heat water and buildings using radiant floor heating systems.  Solar energy is renewable and produces no greenhouse gasses, which makes it better for the environment than other energy sources such as oil, gas, or coal. It is also a cheaper source of energy. “If…

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