Multiverse: How Far Away is the Nearest Copy of You?

And making the case for the parallel-parallel universe

Many of our most convincing theories of science — quantum physics, computational physics, string theory, relativity, and more — take us to a very bizarre realization. The theories are founded on the best research and data we have on our universe. They imply that not only do we reside in an infinitely expanding cosmos with parallel universes, but that there are parallel universes within those parallel universes, a recursion of ever stranger and…