AUTHOR=Marcucci Laura E. TITLE=Grand Challenges in Nuclear Physics: A Long and Exciting Way to Go JOURNAL=Frontiers in Physics VOLUME=6 YEAR=2018 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2018.00078 DOI=10.3389/fphy.2018.00078 ISSN=2296-424X