How is gold made? The mysterious cosmic origins of heavy elements

We have long struggled to figure out where heavy elements like gold come from. Now we have seen them being forged in neutron star collisions – and fresh clues suggest a role for the universe's first stars

How is gold made? The mysterious cosmic origins of heavy elements
We have long struggled to figure out where heavy elements like gold come from. Now we have seen them being forged in neutron star collisions – and fresh clues suggest a role for the universe's first stars