More InformationWelcome to the "Prayer That Heals" website, hosted by the Christian Science Churches in Southern California. These churches are part of the worldwide Christian Science movement. The Mother Church, The First Church of Christ, Scientist, is headquartered in Boston, Massachusetts. Christian Science is a Christian religion based on the Bible and the teachings of Christ Jesus. It was founded by Mary Baker Eddy who wrote Science and Health with Key to the Scriptures first published in 1875.