2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/33716I discuss recent work (gr-qc/0001047) on non-oscillatory singularities in four dimensional space-times with scalar field or stiff fluid matter, in the context of the BKL proposal.6 pages. Talk given at ICMP2000General Relativity and Quantum Cosmologytext