The multiverse as a scientific concept — part II

by Coel Hellier [The first part of this essay can be found here.] Inflation The comparison of cosmological models with high-quality and detailed observations of the early universe has led to the "inflationary'' version of the Big Bang. This hypothesizes that, very early in the first second after the initial quantum fluctuation, only about 10-35 …

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The multiverse as a scientific concept — part I

by Coel Hellier The multiverse concept is often derided as "unscientific'' and an example of physicists indulging in metaphysical speculation of the sort they would usually deplore. For example, commenters here at Scientia Salon have said that the multiverse is "by definition not verifiable and thus outside the bounds of empirical science,’' and that "advocates …