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kevin1981
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kevin1981
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2010-May-12
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2019-Jul-10
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2021-Feb-20,
05:23 PM
grapes
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Question about Earth tides
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Those earthquakes are huge, but not large enough to explain the change in earth's rotation. But, the rotation has changed a lot, that's the activity...
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270 replies | 30468 view(s)
2021-Feb-19,
03:10 PM
grapes
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Question about Earth tides
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Science and Technology
Yes, in the long run. Pretty much the reason for leap seconds--the defining of the day as of a length from a century before meant that we would...
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About kevin1981
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March 22, 1981 (39)
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Far away is close at hand in images of elsewhere...
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