Yes, that is the thing that is most sorely needed. I've been to numerous forums and there are non exclusively for autodidacts (that being said, there are many on College Confidential [AP self-studying is rampant there], but that only goes as far as high school)
Autodidactism
Individual academic subjects: http://www.quora.com/Alex-K-Chen/Useful-Science-Learning-Resource-Collections
Data Science already covered by Alex Kamil: http://www.quora.com/Educational-Resources/How-do-I-become-a-data-scientist
Can anyone please give me some feedback? Thanks!