http://science.slashdot.org/story/15/06/06/1252250/have-some-physicists-abandoned-the-empirical-method
I think they are saying: if you have a cosmology, or an explanatory theory, then you don't need empirical verification.
What do you know? (Ha, that's a pun.)
Quoting: "Chief among the 'elegance will suffice' advocates are some string theorists. Because string theory is supposedly the 'only game in town' capable of unifying the four fundamental forces, they believe that it must contain a grain of truth even though it relies on extra dimensions that we can never observe. Some cosmologists, too, are seeking to abandon experimental verification of grand hypotheses that invoke imperceptible domains such as the kaleidoscopic multiverse (comprising myriad universes), the 'many worlds' version of quantum reality (in which observations spawn parallel branches of reality) and pre-Big Bang concepts. These unprovable hypotheses are quite different from those that relate directly to the real world and that are testable through observations — such as the standard model of particle physics and the existence of dark matter and dark energy. As we see it, theoretical physics risks becoming a no-man's-land between mathematics, physics and philosophy that does not truly meet the requirements of any."
Richard Dawid argues that physics, or at least parts of it, are about to enter an era of post-empirical science. "How are we to determine whether a theory is true if it cannot be validated experimentally," ask Frank and Gleiser. "Are superstrings and the multiverse, painstakingly theorized by hundreds of brilliant scientists, anything more than modern-day epicycles?"
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