Italy in Cosmic Rays and X-ray astronomy) and a number of Italian physicists were forced to leave Italy in the 1930s by Fascist laws against Jews. Other prominent physicists include: Amedeo Avogadro (most noted for his contributions to molecular theory, in particular the Avogadro's law and the Avogadro constant), Evangelista Torricelli (inventor of barometer), Alessandro Volta (inventor of electric battery), Guglielmo Marconi (inventor of radio), Galileo Ferraris and Antonio Pacinotti, pioneers of the induction motor, Alessandro Cruto, pioneer of light bulb and Innocenzo Manzetti, eclectic pioneer of auto and robotics, Ettore Majorana (who discovered the Majorana fermions), Carlo Rubbia (1984 Nobel
Alessandro Striggio Alessandro Striggio Alessandro Striggio (c. 1536/1537 – 29 February 1592) was an Italian composer, instrumentalist and diplomat of the Renaissance. He composed numerous madrigals as well as dramatic music, and by combining the two, became the inventor of madrigal comedy. His son, also named Alessandro Striggio, wrote the libretto for Monteverdi's "Orfeo". Striggio senior was born in Mantua, evidently to an aristocratic family. Records of his early life are sparse, but he must have gone to Florence as a young man. He began working for Cosimo de' Medici on 1 March 1559 as a musician, eventually to replace Francesco Corteccia