Another flagship show, comprising 50-minute documentaries on science, medicine and technology. Who would have thought it has been on air now for nearly forty years? The BBC website would have you believe it is a world leader in its field. But who cares?! Let's revel in these fantastic, evocative and memorable titles – seen in a 1982 edition on vintage Grand Prix cars – quite possibly the earliest British TV title sequence to be created entirely with computer graphics.