Millimetre-wave beams could give us access to deep geothermal energy
https://www.newscientist.com/article/mg25533992-500-millimetre-wave-beams-could-give-us-access-to-deep-geothermal-energy/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home