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submitted 2 days ago by xkcdbot@lemmy.world to c/xkcd@lemmy.world

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Title text:

This dating is corroborated by the presence of stone tools at the site, rather than earlier and less effective helium ones.

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[–] birdwing@lemmy.blahaj.zone 5 points 2 days ago (2 children)

Still boggles my mind that literal matter came to be out of literally nothing but radiation and heat.

[–] Gathorall@lemmy.world 4 points 2 days ago* (last edited 2 days ago)

And now we can coax some matter to convert back into energy to produce power.

[–] Zwiebel@feddit.org 1 points 2 days ago

Let's time travel and take a look!