All throughout history, the experts disagree with everything said before in a ten year cycle.
The the “Big Bang” for instance. It is junk science. It is fake news. The Big Bang stands for however it started and I have no idea, but wait, it must have gone something like this…
We’re always revising history, and disagreeing for decades over those revisions.
What would be a useful canonical fact? The weather? A sensor observation? A record of topical articles (all of them)?
It seems whatever you’re asking for needs every bit of everything, with an intelligent interface (curated, ranked, filtered, matched, and revision chronolized) for reviewing it.
What you need is a librarian cult, not less content.