Timothy S. McDonnell, director of music ministries at the Institute of Sacred Music, Benjamin T. Rome School of Music at The Catholic University of America in Washington, conducts an Oct. 10 Gregorian ...

Rachael Kohn: What you're hearing is Gregorian Chant. But it seems Pope Gregory the 1st, known as The Great, had little if anything to do with it. Hello, this is The Ark, and I'm Rachael Kohn. The ...

Gregorian chant has persisted for more than a thousand years, but some fear the haunting melodies are in danger of fading away. That is, unless Stanford Professor William Mahrt has a voice in the ...