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The original was posted on /r/science by /u/MistWeaver80 on 2024-09-08 17:57:53+00:00.

Original Title: The radioactive half-life of samarium-146 has been measured to the highest accuracy and precision so far. With a half-life of 92 million years, samarium-146 is ideally suited for dating events that occurred early in the history of the solar system.