How Trees Bend the Laws of Physics
Veritasium · 4 HN recommendations
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Veritasium explains how trees lift water from roots to the top of tall trunks, using transpiration pull and the negative pressure that liquid water can sustain. It explains why trees do not need pumps or valves.
Why HN recommends it: HN commenters recommend it as one of Veritasium's best videos and one that has aged well.
“I recommend watching, I think it's one of the best veritasium Dereck has ever produced.” Read on HN ↗