Discovery of gold's origin termed 'breakthrough' of the year
The world's first-ever detection of two neutron stars colliding, which revealed the origin of heavy elements like gold and platinum, was voted as the scientific breakthrough of 2017 by the journal 'Science'. The blast, which occurred 130 million light-years away, was detected by gravitational-wave observatories in the US and Europe and confirmed by 70 telescopes worldwide from its light emission.