The National and Kapodistrian University of Athens , usually referred to simply as the University of Athens, has been in continuous operation since its establishment in 1837. Today, it is the second-largest institution of higher learning in Greece, with more than fifty thousand undergraduate students. It is one of the top ranking universities in Greece, and ranked 177th in the world according to the Times Higher Education-QS World University Rankings 2009.
The main campus is at Ilissia (Zografou). There the faculties of Science, Theology and Philosophy are situated. The faculty of Life Sciences is located at Goudi and the faculty of Physical Education and Sports Science is located at Daphne. The faculties of Media, Education, Economics, Law and Public Administration are housed in various buildings at the centre of Athens, along with various administration facilities. University administration was initially housed in a historical neoclassical building at the center of Athens, Panepistimiou avenue, but was relocated at the main university campus later.
Research in the University of Athens covers almost all research interests. Research in the University of Athens is intimately linked with that conducted in the hospitals and research institutes of the metropolitan area, including the National Research Center for Physical Sciences Demokritos, the National Research Foundation (EIE), the National Observatory Of Athens, the Hellenic Pasteur Institute, the Alexander Fleming Biomedical Sciences Research Center and the National Centre for Marine Research (NCMR). Research conducted in the institutes of the metropolitan area of Athens accounted for over 50% of the ISI-indexed scientific publications coming from Greece in 2004. The Department of Informatics and Telecommunications has been continuously ranked among the 100 top research institutes in the field of Computer Science, according to Academic Ranking of World Universities (ARWU).