Link to article is [here](https://scitechdaily.com/see-worlds-first-video-of-a-space-time-crystal/).
In: Physics
From my understanding this is basically a metronome.
It’s a crystal that moves on the atomic level in a patterns at regular intervals.
So this could be used to measure time extremely accurately.
A lot of times you see that a watch has quartz in it and that is because quartz is a crystal that is used for measuring time.
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