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Solution to Feynman's reverse sprinkler puzzle also applies to "silly sprinklers"

Ars Technica • Mon, 13 Jul 2026

Solution to Feynman's reverse sprinkler puzzle also applies to "silly sprinklers"

New study confirms 2024 "momentum flux theory" on how angular momentum of water flows drives rotation.

What happened?

New study confirms 2024 "momentum flux theory" on how angular momentum of water flows drives rotation.

Story details

New study confirms 2024 "momentum flux theory" on how angular momentum of water flows drives rotation.

Why it matters

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Original source

https://arstechnica.com/science/2026/07/solution-to-feynmans-reverse-sprinkler-puzzle-also-applies-to-silly-sprinklers/