Mechanical drills can't reach the deepest, hottest rocks for geothermal energy. Quaise Energy in Oregon says its non-contact drill that vaporizes rock solves this, potentially boosting geothermal energy efficiency five or tenfold.

Mechanical drills can't reach the deepest, hottest rocks for geothermal energy. Quaise Energy in Oregon says its non-contact drill that vaporizes rock solves this, potentially boosting geothermal energy efficiency five or tenfold.