/news/tags/dark-matter dark matter en-US Copyright Thu, 22 Nov 2018 21:00:00 GMT /news/health-science/2018-11-22/exploradio-origins-what-is-dark-matter Scientists talk a lot about dark matter. It sounds exciting, but what does it do for us?"If the dark matter wasn't there, the galaxy should fly apart,"… Thu, 22 Nov 2018 21:00:00 GMT /news/health-science/2018-11-22/exploradio-origins-what-is-dark-matter Kellen McGee