During the course of September/October 2016, Sylvia’s guest was astro physicist, Professor Geraint Lewis, talking about colour, in 6 episodes. Listen to them below:

This is Episode 1, where Geraint’s topic is What is light? 

Now for Episode 2 and the topic is What is colour?

Here is Episode 3 called Colour in Nature:

And now Episode 4: Colour and Life:

This is Episode 5: Colours of Life:

And now for the finale: Part 6 called The Right Hand of Creation: