Fueled By Billionaire Dollars, Nuclear Fusion Enters A New Age

<p>It's clear that nuclear fusion can work at scale — just look at the stars. For 70 years physicists have dreamed of bottling that star power in the form of fusion reactors that would power the electric grid with the same limitless, zero-carbon reactions that make the sun shine. This Holy Grail has long been advertised as just 20 or 30 years away, but fusion fans have refused to give up the faith. And for good reason.</p>