Did you know? Mass of the Apollo program Command Module in Lunar orbit (28,800 kg) is 10 thousand x Mass of a brick (2.9 kg) Tweet this comparison
Pop. of Alexandria, Egypt (4.62 million people)
/fact/population-of-alexandria-egypt
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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.