Answerway
http://answerway.com/Facebook + Wikipedia + Yahoo Answers
Answerway.com is the premiere knowledge share site that allows experts from thousands of categories to help other free of charge. Answerway.com will also have a static knowledge base provided by the members which forms a product that can be best described as Wikipedia with a Yahoo Answers feature plus the interactivity and real time updates of Facebook. This is the new revolution in the next great social knowledge share medium (SKSM, or "schism").
Angel list: https://angel.co/company/answerway