How the Square-cube law denies the physical possibility of Giants?

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And what are the fundamental laws of nature that need to be changed for a creature like this to exist?

In: Biology

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Anonymous 0 Comments

If you make something (anything) twice as big, the following happens:

– Gets 8 times as heavy.

– Gets only 4 times as physically strong

– Blood vessels need to supply blood to 8 times as much body, but are only 4 times as large

– Needs 8 times as much oxygen to live, but only has 4 times as much lung surface area.

– A whole bunch of similar stuff.

You don’t need to change the fundamental laws of nature, you just need to upgrade the materials and systems that it’s made of: stronger bones and muscles, more efficient respiration, etc. However, if you go far enough (pretty far) you will run up against the physical limits to material strength.

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