Drilling for clean energy

An unlimited source of energy lurks below the earth. On this special episode of the Unexplainable podcast, why it’s so hard to tap into geothermal energy. This episode was produced and hosted by Noam Hassenfeld, edited by Jorge Just, with mixing and sound design from Cristian Ayala, production support from Thomas Lu, and fact checking from Melissa Hirsch. Listen to Today, Explained ad-free by becoming a Vox Member: vox.com/members. Transcript at vox.com/today-explained-podcast. The Blue Lagoon geothermal spa and retreat hotel, next to a hardened lava stream and the Svartsengi Geothermal Power Plant, in Grindavik, Iceland. Photo by HALLDOR KOLBEINS/AFP via Getty Images. Learn more about your ad choices. Visit podcastchoices.com/adchoices