In this engaging discussion, Andrew Garrad, Chair of the Severn Estuary Commission and expert in tidal energy, explores the potential for tidal power in the UK, highlighting new plans for a tidal lagoon in the Severn Estuary. Caroline Steel, a science journalist, shares intriguing science news, including a revolutionary blood test for Alzheimer's and the controversy surrounding the innovative 'Torpedo Bat' in baseball. They also touch on geological phenomena such as supershear earthquakes. Together, they uncover the exciting intersection of science and technology.