Brain Snacks: Tasty Tidbits of Knowledge
In the past the authorship of the psalms has been so fiercely debated that some Christian theologians thought that saying King David wasn't the author of all the psalms was "heretical." The Catholic Church has decided not to make any official claim one way or the other (source).
Psalms were found written on some of the famous Dead Sea Scrolls discovered last century (source).
The Nazis tried to "rewrite" the psalms to purge them of their "Jewish taint" in 1934. Which is like to trying to purge Shakespeare of his "Englishness" (source).