In two of these posts, people might take issue with some of the sources. The rest should all be considered trustworthy by anyone. All flagged:

Posts flagged for showing how politics has meddled in science (unfortunately one of those facts was overstated, as a commenter kindly alerted me to. Including the correction did not prevent flagging):

https://news.ycombinator.com/item?id=48578344

https://news.ycombinator.com/item?id=48524049

https://news.ycombinator.com/item?id=48434792

https://news.ycombinator.com/item?id=48434589

Demonstration of NYTimes bias, flagged: https://news.ycombinator.com/item?id=48164242

Showing how an article omitted any links to Israel in its discussion of the Iran war, flagged: https://news.ycombinator.com/item?id=48076950

Citing a Dutch study on economic impact of immigrants, flagged: https://news.ycombinator.com/item?id=48070799

Showing how a study omitted data that interfered with its conclusion, only revealed due to FOIA'd emails, flagged: https://news.ycombinator.com/item?id=47281899

Elucidating on the nature of social media censorship, flagged: https://news.ycombinator.com/item?id=47016171

Providing relevant context to UK's complaints about officials being banned from the US, flagged: https://news.ycombinator.com/item?id=46615611

Showing the racial bias of a hacktivist, flagged: https://news.ycombinator.com/item?id=46509295

Citing a Pew survey about the expressed importance of racial identity, flagged: https://news.ycombinator.com/item?id=45575489

Correcting a misleading statement in an article, flagged: https://news.ycombinator.com/item?id=44932696