Laser Pulse at Two Billion FPS

0.0000000045 seconds 0.0000000270 seconds 0.0000000495 seconds 0.0000000720 seconds 0.0000000945 seconds 0.0000001165 seconds 0.0000001390 seconds 0.0000001615 seconds

A grainy, dark high-speed video shows a purple laser pulse traveling across a room, with each frame marked by timestamps only a few billionths of a second apart. The joke is the absurdly extreme scale of the homemade camera: an ordinary laser beam becomes a dramatic, almost sci-fi event when slowed down enough. Background music gives the scientific experiment a cinematic, slightly overdramatic feel, making the tiny burst of light seem epic. EN: A grainy, dark high-speed video shows a purple laser pulse traveling across a room, with each frame marked by timestamps only a few billionths of a second apart. The joke is the absurdly extreme scale of the homemade camera: an ordinary laser beam becomes a dramatic, almost sci-fi event when slowed down enough. Background music gives the scientific experiment a cinematic, slightly overdramatic feel, making the tiny burst of light seem epic.

• @sbunem / 116809 2025-11-01