# \#siphon

**URL:** https://scanalyst.fourmilab.ch/tag/siphon/3368.md

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## [Self-Starting Siphon](https://scanalyst.fourmilab.ch/t/self-starting-siphon/3557)

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**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 0\
**Last updated:** [5 August 2023 12:49 UTC](https://scanalyst.fourmilab.ch/t/self-starting-siphon/3557 "2023-08-05T12:49:22Z")

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Here is an STL file so you can make your own with that 3D printer that’s collecting dust in the basement. This is the Onshape CAD model from which the STL file was made.

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## [Devious Cup Is Sneakier than the Cup of Pythagoras](https://scanalyst.fourmilab.ch/t/devious-cup-is-sneakier-than-the-cup-of-pythagoras/2418)

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**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 0\
**Last updated:** [9 December 2022 14:02 UTC](https://scanalyst.fourmilab.ch/t/devious-cup-is-sneakier-than-the-cup-of-pythagoras/2418 "2022-12-09T14:02:18Z")

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Here is more on the original Pythagorean cup.