Reddit - Reddit gives you the best of the internet in one place. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you.
Wiki Answers - Answers.com: Wiki Q&A combined with free online dictionary, thesaurus, and encyclopedias.
Quora - Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers.
SaidIt.net - Saidit.net - say your truth.
Kuora - Questions and answer platform.
Aether - Aether is a free app that you use to read, write in, and create community moderated, distributed...