Yahoo Answers is the biggest Q&A community on the web where you can ask whatever questions you have and get quick answers. Due to it’s massive popularity and millions of registered users most of the questions receive several answers within the first hour after question is posted.
Each posted question goes through 3 standard stages: open (requires an answer), undecided (multiple answers are given and users are asked to rate and choose the best one) and resolved (best answer has been selected).

Additional Features:
- Browse and search through millions of already answered questions.
- Rate, Share, Monitor and Comment on answers.
- RSS Subscribe: for latest questions, for latest by category, OR for replies to specific question.
- Monitor particular person’s questions and answers through RSS.
- Embed your questions and answers on your blog, website or social profile (Myspace, Bebo, ….)
- and more …
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Check out Yahoo Answers @ answers.yahoo.com