Why hasn't the United States embraced the potential of geothermal energy like other countries have? This question vexed Kathy Hannun, former engineer and executive at Google X, the "moonshot" innovation lab at Alphabet. So she founded Dandelion Energy, the home geothermal startup that just received a $30 million Series B venture capital round, led by Bill Gates's Breakthrough Energy Ventures. Kathy Hannun has been recognized as one of FastCompany's Most Creative People in Business and as a Leader of Tomorrow in Albany Business Review's "40 Under 40." In this episode, she talks about the geothermal market opportunity in the U.S., how she designed a system that to surmount traditional barriers to entry for geothermal, and bringing new investors to Dandelion.