Did you know? Length of coast-to-coast American Discovery Trail (Northern Route) (7,780 km) is 40 x Length of the Suez Canal (193.3 km)
Mass of Betelguese, red supergiant star (23 nonillion kg)
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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.
