A Big Crunch followed by a Big Bang that then repeats itself infinitely in a cycle
A Big Rip or Big Tear where the fabric of spacetime itself is stretched and torn
And something else too called Death Bubbles that are granular in composition
This is all from memory but is in Our Mathematical Universe by Max Tegmark
That I have read and is an excellent book about the structure of the Cosmos
A MIND IS LIKE A PARACHUTE : IT DOES NOT WORK UNLESS IT IS OPEN
A Big Rip or Big Tear where the fabric of spacetime itself is stretched and torn
And something else too called Death Bubbles that are granular in composition
This is all from memory but is in Our Mathematical Universe by Max Tegmark
That I have read and is an excellent book about the structure of the Cosmos
A MIND IS LIKE A PARACHUTE : IT DOES NOT WORK UNLESS IT IS OPEN
A MIND IS LIKE A PARACHUTE : IT DOES NOT WORK UNLESS IT IS OPEN