In the last few years the study of chaos has become one of the most fashionable disciplines in physics. Weather forecasting, aerodynamics, planetary orbits, fluctuating insect populations and even beating hearts, all seem to be afflicted by the phenomenon of chaos.
Paul Davies , Professor of Theoretical Physics at
Newcastle University, peers into the maelstrom of new ideas emerging from this subject and considers some of the philosophical implications of unpredictability in science. Producer JULIAN BROWN (R)