Katharina Kowalewski did a study in German on science journalism analysing TV news in Germany and France on public and private broadcasting channels. Including Tagesschau, RTL aktuell, Journal Télévisé on TF1 and France 2 and ARTE info.

You can read the article here: http://www.polsoz.fu-berlin.de/kommwiss/institut/wissenskommunikation/media/Kowalewski_art.pdf

Or download the pdf file: Kowalewski_Artikel_Dimensionen.pdf

For more information you can find the study description here: Kowalewski_Forschungsbericht.pdf

The study will soon be published in Germany.