The Naked Scientists Podcast

Rachael Ralph examines how sugar is produced, the differences between common sugar products, and its effects on health. Perry Bateman discusses sugar manufacture, Mick Armstrong explains the connection to dental decay, and Lucy Chambers considers blood glucose and long-term disease. Gunter Kuhnle and Jason Halford discuss artificial sweeteners and the evidence surrounding alternatives to sugar.

Hosted by Rachael Ralph

Chris Smith presents a science-news episode examining how artificial intelligence could be misused to develop biological weapons and how researchers and regulators are responding. The programme also covers long-lasting genetic scars after childhood chemotherapy, ultra-strong ice as a possible construction material, and methods for tracking weather patterns on distant planets.

Hosted by Chris Smith

Chris Smith and Rachael Ralph explore the mechanisms and forecasting of El Niño and its consequences for weather, livelihoods and health. Contributions from Aidan McGivern and Peter Gibbs explain the climate dynamics; Vicky Pryce discusses economic disruption; Rachel Tolhurst and Teresa Zakaria examine health vulnerabilities and preparedness. The episode connects climate science with the decisions facing public-health services and communities.

Hosted by Chris Smith, Rachael Ralph

Chris Smith presents a research-news episode covering a treatment for prematurely fused infant skull bones, discussion of advanced AI risks, animal-assisted observations in Greenland’s fjords, and a European commercial rocket launch. The surgery segment explains how biomedical modelling and engineered springs supported treatment planning.

Hosted by Chris Smith

Chris Smith investigates autonomous transport through a ride on a self-driving bus in Cambridge. In collaboration with the Royal Institute of Navigation, the programme discusses the engineering, operation and navigation of driverless vehicles. Contributors include Nick Bailey, Daniel Clarke, Jamie Wilson, Jim Hutchinson, Ramsey Faragher and Edward Cameron, representing the test service, local transport partnership, vehicle manufacturer, automation supplier and navigation community.

Hosted by Chris Smith