Nobel Day was inaugurated by the Prime Minister and featured lectures by four eminent Nobel Laureates: Profs. Zewail, Lehn, Noyori and Rowland. The day was capped by a roundtable discussion moderated by Ismail Serageldin, who got the laureates into the discussion of the nature of science and the type of imagination that goes into scientific discovery as well as the responsibility of scientists to society.