Did you know? Height of the Great Pyramid of Giza (139 m) is about as big as Height of Kingda Ka, highest roller coaster (139 m)
Time since the birth of Darwin (215 y)
/fact/time-since-the-birth-of-darwin
Link
If this was a standard unit ...
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
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Click here for Podcast: Andrew Elliott interviewed for New Books Network.