Brian Cox and Robin Ince find out if supervolcanoes are worth worrying about. They are joined by volcanologist Tamsin Mather, geologist Chris Jackson and comedian Rachel Parris. They learn about the worst eruptions of all time, including the eruption that may have sparked the French Revolution. They find out what volcanologists like Tamsin are doing to monitor supervolcanoes and if volcanologists do predict an impending eruption, is there anything we can do about it? New episodes are released on Saturdays. If you're in the UK, listen to the full series first on BBC Sounds: bbc.in/3K3JzyFProducer: Caroline Steel Executive Producer: Alexandra Feachem

A History of RockBrian Cox and Robin Ince are joined by rock enthusiasts Ross Noble, Paleontologist Susie Maidment and Geologist Chris Jackson to look at the history of rock. Unfortunately for Ross, this turns out to mean actual rolling stones, rather than THE Rolling Stones. We hear what secrets the study of rock reveals about the very birth of our planet, to the incredible creatures that walked the Earth many millions of years ago, preserved in our ancient stones.Producer: Alexandra Feachem

Experts Veroniki Stamati-Koromina, Sean Wright, Keith Batterham, and Chris Jackson discuss the risks and vulnerabilities in open source supply chains. They emphasize the need for managing risks, prioritizing and remediating issues, and the potential for hidden malicious code in libraries. The speakers also highlight the importance of effective communication, evaluating vulnerabilities beyond CVSS scores, and the significance of knowledge in the recruitment industry.