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Scientists have discovered a 10-million-year-old anomaly in deep-sea sediments that could revolutionize how we date Earth’s ancient history. A research team found an unexpected spike in beryllium-10, a rare radioactive isotope, nearly twice as high as anticipated.

Scientists have discovered a 10-million-year-old anomaly in deep-sea sediments that could revolutionize how we date Earth's ancient history. A research team found an unexpected spike in beryllium-10, a rare radioactive isotope, nearly twice as high as anticipated.

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