Prof. Dr. Werner Becker gave a talk on "Neutronensterne, Pulsare und Supernovaüberreste" at the Ludwig-Maximilians-Universität München (20. Jan 2003).
The presented material can be found here (pdf; 4.1 MB; in German).
The previous MPE staff member Dr. Andreas Müller wrote the following detailed accounts for the Web project Einstein online of the AEI Golm:
"Luminous Disks" (Accretion)
"Ultra-Hot Cosmic Beacons " (Active Black Holes)
Talks for schools
Prof. Dr. Werner Becker presented in 2004 the lectures to school children (web page in German language) of the age ~ 9-12 years.