Tom Van Baak (LeapSecond) personal blog
Project GREAT: General Relativity Einstein/Essen Anniversary Test
In September 2005 the kids and I took several very accurate cesium atomic clocks from home and parked 5400 feet up Mt Rainier (the volcano near Seattle) for a full two days. The goal was to see if the clocks actually gained time, even if billionths of a second, as predicted by Einstein's general theory of relativity…
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Science & SpaceHistory & Retro Computing2010
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Linked from 11 Hacker News comments by 10 different people, from Nov 2010 to Jul 2025.
Most recent:
- ortusdux · Jul 15, 2025
- puzzledobserver · Feb 20, 2022
- mikepurvis · Jan 25, 2021
- ortusdux · Oct 1, 2020
- raattgift · Nov 6, 2019
- timb07 · Feb 27, 2018
