this post was submitted on 23 Oct 2025
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xkcd

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xkcd #3158: Shielding Chart

Title text:

Sharks can occasionally travel short distances through air when pursuing prey, but their attenuation coefficient is pretty high.

Transcript:

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Source: https://xkcd.com/3158/

explainxkcd for #3158

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[–] ludrol@bookwyr.me 19 points 1 month ago

the demon core for neutron source is funny