Did you know?
Diameter of Mercury (4,880 km) is about as big as Length of I-90 highway from Boston to Seattle (4,860 km)
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Pop. of United States (329million)
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.