Is Quora the Next Red-Hot Web Start-Up?

"Today, there's Quora. Founded by two former Facebook bigwigs and opened to the public in June 2010, the Q&A site isn't yet a household name. But it has a feeling of hip exclusivity and impending greatness that's reminiscent of early Twitter and Facebook."

Social-Networking Site Quora Has Answers to Your Questions

"There are often smart responses on Quora, a much buzzed about Silicon Valley social start-up that you'll be hearing a lot more about in the weeks ahead. Quora aims to build a constantly evolving collection of questions and answers that are created, edited and organized by the very people who use the free service."