You can sail around the world without spending any fuel. | Hacker News

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		Tepix 72 days ago \| parent \| context \| favorite \| on: A classic graphic reveals nature's most efficient ... You can sail around the world without spending any fuel.

ninalanyon 71 days ago | [–]

You will expend energy managing the sails. Quite a lot of energy if the ship in question is a tall ship.

IAmBroom 71 days ago | [–]

To be fair, so can a jellyfish.

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