For me it is the fact that our blood contains iron. I earlier used to believe the word stood for some ‘organic element’ since I couldn’t accept we had metal flowing through our supposed carbon-based bodies, till I realized that is where the taste and smell of blood comes from.

  • TheEmpireStrikesDak@thelemmy.club
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    1 year ago

    Marcus Chown’s book is a good primer on quantum theory, but it will make your head spin.

    (you’ll understand the dad joke after you’ve read the book)