It is also possible to search by such major themes as life forms, time, science and technology, and space. These themes are further delineated into numerous topics, to which the user can link. The time machine provides a linear view, and can also be accessed by decades. The user can search by word in all modes, and can do Boolean searching in the word search card. Numerous links are available within articles to media and related topics.
Navigation is intuitive and quick.
We particularly enjoyed the thematic coverage of women in SF, which concentrated on women authors. In brief, there's lots of information to entice the user and guide the SF enthusiast.