Michael Thompson regularly gives popular science lectures. On this site, we've got a number of videos from these lectures.

Chaos and Fractals: Predicting the Unpredictable (Part 1) with Michael Thompson. (video)	Chaos and Fractals: Predicting the Unpredictable (Part 2) with Michael Thompson. (video)	Double Pendulum with Michael Thompson. (video)	Driven Pendulum with Michael Thompson. (video)
Instabilities and Catastrophes with Michael Thompson. (video)	Traffic cop pendulum with Michael Thompson. (video)	Twisting, Coiling, Knotting: Maths And Dna Replication with Michael Thompson. (video)

You may want to look at a website by Takashi Kanamaru and Michael Thompson giving an Introduction to Chaos and Nonlinear Dynamics, as well as at Michael Thompson's homepage.

The lecture was filmed by The Science Media Network in association with Cambridge University Science Productions.