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Size of Life

Size of Life

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neal.fun Size of Life—compare lifespans and scales across living things.

9/5/2025

About This Site

What is it?

neal.fun/size-of-life is an interactive comparison of life spans and related scales across organisms—scroll through relative magnitudes.

How to play

  • Scroll or step through the comparisons
  • Read labels for each organism
  • Reflect on relative time/size as designed
  • Single-page Neal interactive

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