Robuta

https://www.sciencealert.com/scientists-find-a-strange-new-form-of-superionic-water-ice Scientists Just Made 'Superionic Ice' That's Solid And Liquid at The Same Time : ScienceAlert Feb 6, 2018 - Scientists think they've finally discovered a totally new type of water ice called superionic water, water that is simultaneously a solid and a liquid,... superionic iceat thesame timescientistsmade