Science. Offering news, analysis, and pioneering original research, Science is your source for information on the latest developments in the scientific community. Subscribe today and enjoy 51 weekly issues plus universal access to the entire Science website. Your subscription also includes a one year membership in AAAS, with full member benefits, including AAAS MemberCentral, the exclusive website of the AAAS member community. Once you subscribe to Science, you'll need to activate your membership before you can access Science online and your other benefits.