I didn't say it didn't contain any accurate data, I'm merely pointing out that it concentrates on the shock value, rather than concentrating on being a serious research tool.
Take a look at the navigation bar on the air disaster site on the left, you'll notice that all the sensationalist stuff appears first (videos, photos, cockpit voice recordings etc). Last time I checked, Investigation came before Video if you list things alphabetically. I think it's an appalling site.
And with regard to research, since I was a writer for a daily newspaper for ten years, I do know a little about finding facts and verifying them