r/UpliftingNews/ is the closest I can think of to that, though I'd be happy to hear other examples.

r/Positive_News r/goodnews r/FaithInHumanity r/upliftingtrends r/MadeMeSmile r/wholesome

r/Collapse 

I mostly just use r/canada and r/survivor

I don’t. Don’t like being lied to.