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#3 Chiara Mingarelli - NANOGrav, Background Gravitational Waves, Black Holes

Cool Worlds Podcast

CHAPTER

The Astrophysical False Alarm

If you do this sky-scrambling experiment, then you get false positives. Are those just a chance of sort of the random noise and the data structure almost rather than the universe itself is not producing a false positive? That's right. The detector is the pulsar earth baseline. It's not like a star quake or planets that are all in phase. This is something with the instruments itself. Right. You're talking about cosmic variants, which could be another weird thing that happens. We don't know yet because we haven't measured it yet. But there's, it's possible that we're in a very weird universe where some sort of contrived solution is just what we're

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