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Rare ‘Alien’ Isotopes in Earth’s Crust Point to Recent Brush With a Cataclysmic Event – ScienceAlert

Far down in the periodic table you’ll find a list of heavy elements born in chaos. The kind of chaos you might find in an exploding star perhaps, or a collision…

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Far down in the periodic table you’ll find a list of heavy elements born in chaos. The kind of chaos you might find in an exploding star perhaps, or a collision between two neutron stars.
Physicists have uncovered a pair of large, still-radioactive isotopes in samples of deep-sea crust pulled up from 1,500 meters (nearly 5,000 feet) below the Pacific Ocean.
We’d expect to see many heavyweight elements in the swirl of dust and gas that formed our planet eons ago – but most should have decayed into…

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