Sabine Hossenfelder: The multiverse is “a fringe idea”
From Sabine Hossenfelder, author of Lost in Math: How Beauty Leads Physics Astray, at her blog, BackRe(action): The idea that we live in a multiverse – an infinite collection of universes from which ours is merely one – is interesting but unscientific. It postulates the existence of entities that are unnecessary to describe what we observe. All those other universes are inaccessible to experiment. Science, therefore, cannot say anything about their existence, neither whether they do exist nor whether they don’t exist. I hope that showcasing the practical problem, as the EAGLE paper does, will help clarify the unscientific basis of the multiverse hypothesis. Precisely. Critics are not saying that it isn’t true or that it can’t be true. Rather, like Read More ›