Scientists Witness Huge Cosmic Crash: Find Origins of Gold

Seth Borenstein : Oct 17, 2017
AP

[AP] "We already knew that iron came from a stellar explosion, the calcium in your bones came from stars and now we know the gold in your wedding ring came from merging neutron stars," said University of California Santa Cruz's Ryan Foley... Click here to read. (Screengrab: illustration of two neutron stars colliding/via NASA.gov)