42 Computer services, namely, providing online web pages allowing users to request information, check claims, and verify scientific knowledge from experts in scientific fields and fields of popular knowledge; computer services, namely, providing a webpage for users to ask and answer questions on a variety of topics of general and scientific interest, providing search engines for obtaining, aggregating, and cross-checking information requested by users from experts and against independent sources; Creating an on-line community for registered users to engage in discussions, get expert feedback, form an established consensus around facts via establishing a consensus score, form virtual communities, and engage in social networking