The Laser Revolution Part I: Megawatt beams to the skies

There’s a laser revolution coming: a time when megawatt-scale beams will radically transform how we produce electricity, conduct war and even upset the nuclear world order. All they have to do it reach a certain convergence of price and power. And by current projections, it will happen in the next two decades. It’s hard to imagine a world without lasers. They’ve been around since 1960, when a ruby…