5min chapter

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas cover image

245 | Solo: The Crisis in Physics

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

CHAPTER

The Pece Quinn Scale and the Axion

The axion is a spinoff, a spandrel, from an attempt to solve what is called the strong CP problem. The way it is produced in the early universe is completely different from the way wimps are produced. We haven't found it yet, but we also haven't ruled out as much of the viable parameter space. Some models that are proposed imply that essentially we will never directly detect the dark matter.

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