[4] A special unit (Studienkolleg) prepares international students for their period of study (language and academic skills).

[5] Research fields and cooperation projects also include the Brothers Grimm who spent their most productive years in Kassel and who wrote their famous fairy tales there, and the documenta, the world's most important exhibition of modern art, taking place in Kassel every five years.

Scientists at the Centre for Environmental Systems Research at the University of Kassel have been investigating how Germany can power itself entirely by renewable energy.

Germany's leading weekly paper Die Zeit called it a role model for universities nationwide.

[9] The two most impressive items of the collection are the Hildebrandslied (from c. 830) and the proof copy of the Children's and Household Tales, the famous fairy tales of the Brothers Grimm (the Kinder – und Hausmärchen der Gebrüder Grimm) (1812/1815), an annotated copy that was chosen as part of the UNESCO Memory of the World in 2005.