Italians Natta (the inventor of the first catalyst for the production of isotactic propylene and among the fathers of macromolecular chemistry, for which he won the Nobel prize for chemistry along with Karl Ziegler), Evangelista Torricelli (inventor of the barometer), Alessandro Volta (inventor of the electric battery), Guglielmo Marconi (inventor of radio), Antonio Meucci (known for developing a voice-communication apparatus, often credited as the inventor of the first telephone before even Alexander Graham Bell), Galileo Ferraris (one of the pioneers of AC power system, invented the first induction motor), Ettore Majorana (who discovered the Majorana fermions), and Carlo Rubbia (1984 Nobel
Italian unification landscapes, rural scenes, and military life during the Italian unification. In literature, lots of works were dedicated to Risorgimento since the beginning. The most known writer of Risorgimento is Alessandro Manzoni whose works are a symbol of the Italian unification, both for its patriotic message and because of his efforts in the development of the modern, unified Italian language; he is famous for the novel "The Betrothed" (orig. Italian: "I Promessi Sposi") (1827), generally ranked among the masterpieces of world literature. Vittorio Alfieri, was the founder of a new school in the Italian drama, expressed in several occasions his suffering