Season 1 Episodes17
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Bryan Cranston
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Ranked #14 of 17 in Season 1•−0.2 vs season avg
Water is the miracle molecule, and mankind has used its perfect properties to revolutionize our lives. It was our first superhighway, the lifeblood of civilization, and gives us 90% of all the power we use today. This episode reveals how the science behind water is

Bryan Cranston
Narrator
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"H₂O" is episode 15 of Big History season 1. It scored 6.3/10 from 16 votes, ranking #14 of 17 episodes this season (season average 6.5). It aired on December 21, 2013.