Did you know? Height of Mons Huygens (highest point on the moon) (5.5 km) is 10 x Height of the CN Tower in Toronto (553 m)
Energy yield of the largest nuclear weapon ever tested (210 TJ)
/fact/energy-yield-of-the-largest-nuclear-weapon-ever-tested
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.