Neutron star crash: 'The gift that will keep on giving'

The astrophysics world is abuzz after the first-ever observation of two neutron stars merging in a cataclysmic crash that left a rich trail of debris for scientists to comb through.At last, scientists are now able to pinpoint the source of at least half the gold, platinum, lead and other heavy elements in the cosmos."The gold in your wedding ring probably came from a neutron star merger in our part of the galaxy that happened five billion years ago or so before our Sun was born.