AUTHOR=Bedeaux Dick , Flekkøy Eirik G. , Hansen Alex , Måløy Knut Jørgen , Kjelstrup Signe , Torsæter Ole TITLE=Editorial: Physics of Porous Media JOURNAL=Frontiers in Physics VOLUME=8 YEAR=2020 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2020.00003 DOI=10.3389/fphy.2020.00003 ISSN=2296-424X