The free scientific search engine Scirus provides access to websites, journals and other document sources in science, technology and the medical disciplines. Scirus filters non-scientific information. Search results are presented under three tabs ‘Journal sources’ ‘Preferred Web sources’ and ‘Other Web sources’. The ‘Advanced Search’ page provides a list of the ‘Journal sources’ and ‘Preferred Web sources’ indexed by Scirus.Scirus was developed by Elsevier and is linked from the Compendex and Inspec databases on the Engineering Village platform. A full review of Scirus is available from the online journal Issues in Science and Technology Librarianship, Winter 2007.