Linked from
The 17 pages that link to Neutron star merger, each with the reason it gives.
Chemical elementRelated: Such mergers can create many heavy elements through rapid neutron capture.
Uranium-238Related: Such mergers provide a site for producing heavy r-process nuclei.
Gamma-ray burstRelated: These mergers can produce short bursts and gravitational waves.
R-processBroader topic: Merger ejecta provide neutron-rich matter where rapid captures can occur.