Did you know?
Time since the end of the Cretaceous geologic period (66 million y) is about as big as Time since the extinction of dinosaurs (66 million y)
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Fastest speed attained by a helicopter (401 km/h)
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.