as a very exciting candidate for an alternative theory, read the associated articles in the february 2004 issue of Discover magazine; they center on string theory as an alternative explanation of how the universe is created and expands... (requires a subscription or free membership)
Before the Big Bang By Michael D. Lemonick
Feb 2004 - Astronomy & Physics
"Maverick cosmologists contend that what we think of as the moment of creation was simply part of an infinite cycle of titanic collisions between our universe and a parallel world..."
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Before the Big Bang By Michael D. Lemonick Feb 2004 - Astronomy & Physics "Maverick cosmologists contend that what we think of as the moment of creation was simply part of an infinite cycle of titanic collisions between our universe and a parallel world ..."