I always had a wacky idea that the universe is a loop, in many different respects. Imagine atoms are actually galaxies or even universes. You keep zooming in or

I always had a wacky idea that the universe is a loop, in many different respects. Imagine atoms are actually galaxies or even universes. You keep zooming in or out you end up seeing yourself again. Could be the same with time. Which is why there isn't a beginning or an end.