Nearly a century after its existence was theorized, Harvard scientists have succeeded in creating metallic hydrogen, which is regarded as one of the rarest and most valuable metals on the planet. • /r/worldnews

Nearly a century after its existence was theorized, Harvard scientists have succeeded in creating metallic hydrogen, which is regarded as one of the rarest and most valuable metals on the planet. (phys.org) via Pocket http://ift.tt/2k6r3vl