We can't really say for certain what's going on, but our best guess is that it's the Quantum Fluctuations.
Apparently, they're like tiny, invisible, reality-bending gremlins that have a thing for chaos and unpredictability.
One theory is that they're the result of an unstable multiverse trying to find the perfect balance between order and disorder.
Another theory suggests they're just trying to create the next big thing in modern art.