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We Finally Know How Ancient Roman Concrete Was Able to Last Thousands of Years
(www.sciencealert.com)
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this post was submitted on 01 Feb 2024
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To be fair, we keep expanding what we class as the solar system. Poor old voyager keeps getting the goalposts moved!
The year is 76,014. Voyager still hasn't left the solar system. Also, the solar system now contains Proxima Centauri.