xkcd
Ancient Stars · from the archive

'The light from those millions of stars you see is probably many thousands of years old' is a rare example of laypeople substantially OVERestimating astronomical numbers.
View at source →Saturday Morning Breakfast Cereal
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Hope this insight ruins you as much as it ruined me.
View at source →Existential Comics
The Case of Aristotle and Women's Teeth

That's right, in order to be scientific you must at all times personally count everyone's teeth you meet, just to be sure.
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