‘How to make applesauce’: A photograph that made time stand still

Harold ‘Doc’ Edgerton, who died in 1990 aged 86, is considered the father of high-speed photography. Camera shutter speeds were too slow to capture a bullet flying at 2,800 feet per second, but his stroboscopic flashes created bursts of light so short that a well-timed photograph appeared as if time had stood still. . . .