What I find most amazing in the article is the technology of radiocarbon dating ... | Hacker News

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		heikkilevanto on Oct 20, 2021 \| parent \| context \| favorite \| on: Evidence for European presence in the Americas in ... What I find most amazing in the article is the technology of radiocarbon dating individual year rings in a piece of wood, correlate that to known cosmic radiation events, and get the precise year when the tree was felled.

NelsonMinar on Oct 21, 2021 [–]

Yeah that was the most interesting part to me too; we already knew about Vikings in Greenland, but now they have a specific year to pin it too.

The science that enables that is described in this paper: https://www.nature.com/articles/ncomms2783

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