Did you know? Length of the Pont Neuf bridge over the Seine (232 m) is 50 x Length of a typical Great White Shark (4.6 m)
Mass of Janus (moon of Saturn) (1.9 quintillion kg)
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If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.