For a century, General Relativity has taught us that objects follow “geodesics”—the shortest path through the curvature of space-time. However, a paper published this week introduces “q-desics” (quantum-corrected paths). Researchers have found that at cosmic scales, space-time isn’t a smooth fabric but has a “quantum graininess.” This means light and matter don’t move exactly as Einstein predicted; they experience tiny quantum “stutters.” This discovery could finally unite gravity with quantum mechanics, solving the greatest “holy grail” mystery in physics.
Source: Physics World / Proceedings of the Royal Society A
Link: https://physicsworld.com/a/motion-through-quantum-space-time-is-traced-by-q-desics/
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