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80,000-year-old Antarctic ice reveals radioactive stardust still falling on Earth. Is it dangerous?
Scientists have detected iron-60, a radioactive isotope from ancient supernova explosions, in Antarctic ice up to 80,000 years old. This discovery indicates that Earth is still being showered by debris from stellar explosions that occurred millions of years ago. The findings suggest our planet is traveling through a cloud of cosmic dust left by these long-dead stars.
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sciencealert.com
Radioactive Stardust From an Ancient Cosmic Blast Is Still Raining on Earth
A sprinkling of radioactive plutonium atoms hidden in the ocean floor may trace back to a cosmic cataclysm more than 100 million years ago.
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economictimes.indiatimes.com
80,000-year-old Antarctic ice reveals radioactive stardust still falling on Earth. Is it dangerous?
Scientists have detected iron-60, a radioactive isotope from ancient supernova explosions, in Antarctic ice up to 80,000 years old. This discovery indicates that Earth is still…
