Geothermal energy has the potential to power the world. However, it hasn’t been the hottest renewable energy option because drilling deep enough into the earth is difficult and costly. A startup has recently unearthed a solution: A gyrotron heat ray to melt rocks (sort of). This is a well-established nuclear fusion technology being reapplied to geothermal energy. Could it unlock the true potential of geothermal energy and make it a better renewable energy source than solar and wind?
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