The Colour of Enlightenment

Every day we are surrounded by a world of living colour, but what is the science behind the green of a spring leaf or the red of blood? Why can’t a dog see a red ball on green grass, but a bee can see invisible patterns on a flower? How can a Blu-ray disc store more data than an identical-looking DVD? Join Dr Tom Anderson of the Department of Chemistry and discover the answers to all these questions and more.