Five architects compete for the approval of architecture-obsessed Chicagoans in the contest to build the city's new public library. NOVA looks at the strengths and weakness of each of the surprisingly varied entries.
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.