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
Memorial to Alessandro Valtrini Memorial to Alessandro Valtrini The Memorial to Alessandro Valtrini is a funerary monument designed by the Italian artist Gian Lorenzo Bernini in 1639, and executed by his workshop in the same year. It is situated in the church of the San Lorenzo in Damaso in Rome. It has strong affinities with the "Memorial to Ippolito Merenda"; both were undertaken by Bernini's workshop and commissioned by Cardinal Francesco Barberini to commend the ecclesiastical work done by Valtrini and Merenda respectively. In aesthetic terms, both broke new ground in figuring Death as a moving skeleton carrying a flowing inscriptions and, in the