Comment on If we took material like rock from space and got it back to Earth enough times, would Earth grow as a planet?

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ccunning@lemmy.world ⁨6⁩ ⁨months⁩ ago

Oof - I have to rethink everything I thought I knew about E=mc^2^ 🫠

I’ve always discounted c^2^ as “just a number” and didn’t consider it was a number of specific units 🫣

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