Did you know? Mass of an old-style London bus (AEC Routemaster) (7,470 kg) is 40 thousand x Mass of an iPhone 7 Plus smartphone (188 g)
Time since the start of the Bronze Age (5,300 y)
/fact/time-since-the-start-of-the-bronze-age
Link
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.