Catherine de Lange, a sleep science expert, and Alison George, a science journalist focused on the microbiome, dive into the intricacies of our sleep patterns. They challenge the belief that modern humans sleep less than hunter-gatherers, revealing surprising truths about sleep efficiency. The duo discusses the elusive nature of sleep debt and its effects on health, alongside the fascinating link between our gut microbiome and sleep quality. They also evaluate sleep tech, including trackers, and share dietary tips to enhance sleep, from polyphenol-rich foods to gut health.

James Dinneen shares insights from the COP16 Biodiversity Summit while Carissa Wong uncovers the shocking long-term effects of antibiotics on gut bacteria. Alison George reveals the best ways to maintain a healthy microbiome as we age, emphasizing the importance of a diverse diet and fermented foods. Leah Stokes discusses the implications of climate policies on biodiversity, especially in the context of upcoming elections. It's a fascinating blend of ecology and gut health, showcasing the intricate balance of life within us and around us.