francesmariem1
2 Answers
Colleen
carlyr1991
Check out "Get Ready For The New, Improved Second" which is chock-full of fun and unexpected link facts – spoiler, link the length of a second link we're working with, even in the latest version, is the observed length of a second in an astronomical year in 1957. Happy reading!
| 4 months ago. Rating: 0 | |
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