The major threads so far:

Superconductor news: What’s claimed, and how strong the evidence seems to be - https://news.ycombinator.com/item?id=36881808 - July 2023 (434 comments)

The first room-temperature ambient-pressure superconductor? - https://news.ycombinator.com/item?id=36864624 - July 2023 (858 comments)