The Photos That Solved An Ancient Debate

In 1878, a series of photographs finally settled a high-stakes bet by capturing a horse in full gallop. The images revealed a surprising truth that the human eye had never been able to detect on its own.

People had long argued about whether a horse ever had all four feet off the ground during a gallop. Muybridge used a high-speed trigger system to capture the precise moment the horse became fully airborne. These photos did more than win a bet, as they effectively invented the technology behind modern motion pictures. It remains a landmark moment where scientific observation forever changed how we perceive reality.