I’ve fired one of America’s most powerful lasers—here’s what a shot day looks like

A photojournalist provides the most intimate account yet of firing America’s most powerful laser, a machine that delivers a 500-trillion-watt pulse capable of vaporizing a car in a fraction of a second. With each shot costing roughly $1.2 million in energy and maintenance, the control room’s tension is palpable, offering a rarer look than the typical lab tour.