Scopus is the largest abstract and citation database of peer-reviewed literature. It searches over 27,950 peer-reviewed journals (including over 6,126 open access journals) 11.6 million conference papers as well as trade publications, patents and book series. These cover 240 disciplines including those to do with medicine, science, technology, social science, arts & humanities. The below is taken from the Scopus fact sheet (pdf).
If you are staff or student at Imperial College London, you can access Scopus through Library Search. If accessing the database from outside Imperial you will need to log in with your Imperial login and password.
If you need further help about the information covered in this guide, please contact your subject librarian.