Dr Chris Smith and the Naked Scientist team present the latest science news, analysis and breakthroughs.

In today’s programme: How an artificial-intelligence technology from Cambridge is helping cut cancer treatment waiting times. We also hear how the James Webb Space Telescope is shedding new light on the chemical building blocks of life, the universe and everything. Plus heat-resistant drones that can fly into burning buildings to track down survivors.

And this week, light pollution goes under our spotlight.