Let top experts answer your questions for free in numerous fields and areas of interest. Where users can get advice and have questions answered by real people on almost every topic imaginable. WHquestion - Aims to match questions with experts in the field. Members can also respond to other members' questions. Ask an Expert - Register to ask or answer questions and then receive points for your efforts.
Points are worth cash or stock options.
Dawning Light - Ask questions on any topic and post answers to questions in your area of expertise. No membership requirement necessary to ask or answer. Other registered users will answer. Answers, especially quality ones, are rewarded with the chance to ask more questions, which are rationed. Ask Humane Ed - Ask your questions about animals, the environment, and world cultures.