We Love Privacy Club xkcd@feeds.twtxt.net "Carbon Dating This dating is corroborated by the presence of stone tools at the site, rather than earlier and less effective helium ones. ⌘ Re ..."

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Mon, Feb 9 4:00PM (38w ago)

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

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