Did you know? Time since the birth of computer scientist Grace Hopper (118 y) is 4 x Period of Saturn's orbit (29.5 y)
Energy to lift an 82 kg person 1m (780 J)
/fact/energy-to-lift-an-82-kg-person-1m
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"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.