Is the universe fundamentally predictable or unpredictable? Does the degree to which the future remains unknown reflect our own cognitive limitations, or the fundamentally open structure of reality? Earlier this week a remarkable panel comprising of Lee Smolin, Francesca Vidotto and John Vervaeke debated these questions during an IAI Live event, streamed in real time from the Institute of Art and Ideas in London. The universe, the panelists agreed, is a place of constant change and surprise, and its future remains fundamentally open.