Science News Magazine: An atomic clock measured how general relativity warps time across a millimeter

[jim bell]

Science News Magazine: An atomic clock measured how general relativity warps time across a millimeter.
https://www.sciencenews.org/article/atomic-clock-general-relativity-time-warp-millimeter-physics
Jim Bell's comment:
Who really knows what time it is?

https://youtu.be/7uy0ldI_1HA

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