[abandonliberty]

[Citation Wanted]

Very believable; how does the math work out?

[troymc]

Galileo. Discourses and Mathematical Demonstrations Relating to Two New Sciences. 1638.

It's known as the square-cube law.

https://en.wikipedia.org/wiki/Square-cube_law

[abandonliberty]

Thanks - I hadn't realized that muscle strength was proportional purely to cross section.

[phonon]

https://en.wikipedia.org/wiki/Square-cube_law