repsilat and ceph_ are right, but I'll add that it's noteworthy that askscience is good. Askscience is a default subreddit, meaning that everyone who joins redd

repsilat and ceph_ are right, but I'll add that it's noteworthy that askscience is good. Askscience is a default subreddit, meaning that everyone who joins reddit sees it and is drawn into the conversation. Large subreddits with lots of newbies tend to be... problematic.