One of the central themes of inquiry for Karl Barth, the twentieth-century Protestant theologian, was the notion of revelation. Although he was suspicious of natural theology (i.e. the seeking of evidence for God s existence in the ordered structure of the world), recent scientific advances (notably in physics and cosmology) and the flourishing modern dialogue between science and religion offer compelling reasons to revisit Barth s thinking on the concept. We must again ask whether and how it might be possible to hold together the notion of revelation whilst employing reason and scientific...