The GSS contains a standard 'core' of demographic, behavioral, and attitudinal questions, plus topics of special interest. Many of the core questions have remained unchanged since 1972 to facilitate time-trend studies as well as replication of earlier findings. The GSS takes the pulse of America, and is a unique and valuable resource. It has tracked the opinions of Americans over the last four decades.
Google's dataset search engine enables users to search 25 million publicly available datasets. The search tool includes filters to limit results, and the results include the dataset description and citation.
Pew Research is a fact tank that provides data on public issues and trends. Pew Research gathers its data through public opinion polling, demographic research, content analysis, and other related social science based data research.
The World Bank provides free and open access to a comprehensive set of data about development in countries around the globe, together with other datasets cited in the data catalog. Broader access to these data allow policymakers and advocacy groups to make better-informed decisions and measure improvements more accurately. They are also valuable tools to support research by journalists, academia and others, broadening understanding of global issues.