# How small could humans be and develop a similar civilization?

**URL:** https://boards.straightdope.com/t/how-small-could-humans-be-and-develop-a-similar-civilization/997490
**Category:** Factual Questions
**Created:** [February 12, 2024, 8:43pm UTC](https://boards.straightdope.com/t/how-small-could-humans-be-and-develop-a-similar-civilization/997490 "2024-02-12T20:43:10Z")
**Posts on this page:** 1
**Showing post:** 15

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### Author: ![Andy\_L](https://avatars.discourse-cdn.com/v4/letter/a/c67d28/32.png) [@Andy\_L](https://boards.straightdope.com/u/Andy_L)
#### Post date: [February 13, 2024, 1:10am UTC](https://boards.straightdope.com/t/how-small-could-humans-be-and-develop-a-similar-civilization/997490/15 "2024-02-13T01:10:56Z")

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Earth life might be detectable from as far as 100 ly away ([Are Aliens Visiting Earth? - #415 by Andy\_L](https://boards.straightdope.com/t/are-aliens-visiting-earth/912949/415)) - but of course that’s a tiny fraction of the galaxy, let alone the universe.

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