Sam Gralla Explains Neutron Star Explosion on KGUN 9 News

Gardie Lueders

Following the first-ever detection of a neutron star collision by scientists at LIGO, Assistant Professor Sam Gralla explains how neutron star explosions create and eject precious metals which end up as part of planets like Earth. Watch the clip from KGUN Tucson Channel 9 News, October 16, 2017: http://www.kgun9.com/news/local-news/star-explosion-finds-gold-confirms-....