News FocusGeochemistry

Radiocarbon Dating's Final Frontier

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Science  15 Sep 2006:
Vol. 313, Issue 5793, pp. 1560-1563
DOI: 10.1126/science.313.5793.1560

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In a heroic and sometimes contentious effort, researchers push to extend accurate radiocarbon dating back to 50,000 years ago. (Read more.)