Video: Antony Gormley and Martin Gayford on the timelessness of sculpture

Sculptor Antony Gormley and art critic Martin Gayford – authors of 'Shaping the World' – meet in Gormley's London studio to reflect on the incomparable power of sculpture, the enduring human instinct to create, and how today's artworks could act as 'industrial fossils' to future life-forms we cannot yet imagine.