snekplex 🐍 on Instagram: "The Michelson–Morley experiment was performed between April & July 1887 by American physicists Albert A. Michelson & Edward W. Morley. It compared the speed of light in perpendicular directions in an attempt to detect the relative motion of matter, including their laboratory, through the luminiferous aether. Michelson & Morley found no significant difference between the speed of light in the direction of movement through the presumed aether, & the speed at right angles