2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/147934Can we study hot QCD using nuclear collisions? Can we learn about metallic hydrogen from the impact of comet Shoemaker-Levy 9 on Jupiter? The answer to both questions may surprise you! I summarize progress in relativistic heavy ion theory reported at DPF `94 in the parallel sessions.(Invited talk at DPF `94, Albuquerque, 2-6 August) LaTex + world_sci and epsf macros, 6 pages + 2 uuencoded figures, BNL-60809 [`Replaced' version includes minor corrections to text and references.]High Energy Physics - PhenomenologyNuclear Theorytext