Jo's special guest in episode 283 is Dr Russell Arnott, an ocean science communicator and director of Incredible Oceans. He talks about his career, passion for his subject and what he'll be doing at the 2026 Cheltenham Science Festival. Plus we learn why we should all appreciate plankton and Russell answers the Quick Six.

Jo also has a highlight from the 2025 Cheltenham Science Festival - a chat with Professor Helen Czerski about oceans, climate change and new technology.

Presented, produced & edited by Jo Durrant.

Music licensed from Purple Planet.

Jo's website: https://jodurrant.co.uk/