Did you know?
Cost of Trident Nuclear submarine replacement program ($28billion) is 10 x GDP in Guinea-Bissau (2015) (2.817 billion USD p/a)
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Circumference of Neptune (154,600 km)
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.