Time - a concept which has baffled scientists and philosophers since time immemorial. Actor Dudley Moore hosts a funny, sobering and visually stunning quest for answers to riddles, as NOVA spends an hour on time.
Seen in more than 100 countries, NOVA is the most watched science based television series in the world and the most watched documentary series on PBS. It is also one of television's most acclaimed series, having won many major television awards, most of them many times over.