> 5 sigma
Sounds like there's new physics to be gleaned from the phenomenon.
Sounds like there's new physics to be gleaned from the phenomenon.
a) we have a systematic in our measurement and our model is right and eventually we'll work this out when we fix up everything, or
b) our model isn't right and there is new physics (i.e. something not in Lambda CDM + GR) that explains this discrepancy.
But yeah, that's the long and short of it.