Mostly mysterious here is the detail from unconnected parties as to the significance of the supposed deviation.
It reads mostly like a puff piece from an academia PR person. Way too vague in the article itself.
It reads mostly like a puff piece from an academia PR person. Way too vague in the article itself.
https://www.darkenergysurvey.org/des-year-3-cosmology-result...
The overview paper appears to be this one:
https://www.darkenergysurvey.org/wp-content/uploads/2021/05/...
(the first published paper at the bottom of the page. I'd have posted the title and abstract, but they've disabled copy-paste.)
See the bottom of their Fig 14 in https://www.darkenergysurvey.org/wp-content/uploads/2021/05/...
The problem was that the green (CMB/Planck) and gray (weak lensing) curves in the past were not overlapping as well as they are now. To me the tension seems to mostly go away now.