2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/7316This is a short overview of the ekpyrotic/cyclic model of the universe, an alternative to the standard big bang inflationary paradigm.8 pages, 1 figure. Invited talk at the 6th RESCEU Symposium, Nov. 2003, Tokyo, Japan. v2: added and updated referencesAstrophysicsHigh Energy Physics - Theorytext