Did you know? Time since birth of Sophie Germain (248 y) is 4 x Time since first human went into space (62 y)
Diameter of the (fictional) Death Star in the first Star Wars movie (120 km)
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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.