Did you know? Time since earliest wheeled vehicles (4,000 y) is 2 thousand x Lifespan of rat (2 y)
Time since the start of the Iron Age (3,200 y)
/fact/time-since-the-start-of-the-iron-age
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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.