On FR last year; a less-embellished version of the colliding branes. You may have heard about brane theory in your other circles; it has been nearby whenever string theory is brought up.
29 posted on 05/03/2002 11:42:49 AM PDT by RightWhale
Andre Linde of Stanford expressed some of this about fifteen years ago in an article in Physics Today: "Eternally Existing, Self-Reproducing, Inflationary Universe".