Nicola Davis, a Guardian science correspondent specializing in biology and gene regulation, and Hannah Devlin, an expert in biochemistry and protein structures, delve into the groundbreaking announcements from the 2024 Nobel Prizes. They discuss the significant role of microRNA in gene regulation and its implications for health. The conversation also highlights advancements in artificial intelligence and its dual nature, weighing its potential against risks associated with job displacement. The importance of collaboration in science, enhanced by AI, is emphasized as a key to future breakthroughs.

Madeleine Finlay speaks to science correspondent Nicola Davis about why octopuses are more similar to us humans than we might believe. She also hears from Prof David Scheel about our increasing understanding of the sophistication of these cephalopods, and how that should influence our treatment of them. Help support our independent journalism at theguardian.com/sciencepod

The guest, Nicola Davis, discusses the global reproductive crisis and the conflicting studies on declining sperm counts. They explore potential causes like genetic conditions, lifestyle factors, and microplastic contamination. The podcast emphasizes the need for continued research on male fertility.

Guardian science correspondents Linda Geddes, Nicola Davis, and Hannah Devlin discuss the science behind the Nobel Prizes. They cover topics such as mRNA technology, attosecond pulses of light, and the discovery of quantum dots with potential applications in TV screens and medical imaging.

Nicola Davis, a science correspondent for The Guardian focusing on health topics, joins to discuss groundbreaking weight-loss drugs like Ozempic and Wegovy. These medications, originally for diabetes, show promise in treating chronic conditions, including dementia and heart disease. The conversation highlights the role of GLP-1 hormones and their cardiovascular benefits backed by compelling research. Davis explores how these drugs might influence health beyond weight loss, sparking new preventive healthcare strategies for our aging population.