Astrophysicists have found signs of a cosmic event that created elements that sent gold and silver to Earth. Astrophysicists Szabolcs Márka at Columbia University and Imre Bartos (GSAS’12) at the University of Florida have identified a violent collision of two neutron stars 4.6 billion years ago as the likely source of some of the most coveted matter on Earth.
This single cosmic event, close to our solar system, gave birth to 0.3% of the Earth’s heaviest elements, including gold, platinum and uranium...
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