Radiation

Radiation, unlike smoking, drinking, and overeating, gives no pleasure, so the possible victims object — Isaac Asimov

Radiation

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Radiation: What It Is and What You Need to Know About It

We all fear radiation yet life depends on it. We each are radioactive, living on a radioactive planet, in a radioactive solar system, in a radioactive universe, in a radioactive galaxy. We, and all living creatures, exist because plants and other organism use photosynthesis to capture photons, a basic unit radiation energy (light), produced by thermonuclear fusion within the Sun, and convert it chemical energy which drives our world. Carbon dioxide and water are turned into the oxygen we breathe, the sugars we eat and the carbon the makes up our bodies. Think of photosynthesis as a giant power facility producing the equivalent of about 130 terawatts of energy each year, six times more than…

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Last Updated : Thursday, March 7, 2019