These are a few well-known websites that are dedicated to checking the accuracy of news stories, claims of politicians and/or rumors and urban legends. Try searching for "media watchdog" or "political watchdog" in Google to see more options.
"People say" and "Everybody thinks" are expressions sometimes used to spread information not backed by fact. Reliable survey data can be found in these sources.
The CRAAP Test is a list of questions (developed at Meriam Library at California State University, Chico) to help you analyze the validity of a source. Here is a short list of things to look for to see if your information source passes the CRAAP test:
Here's the original:
By Luke Dzwonkowski. 2016. Creative Commons Licensed, Used with Permission.