Pisa International Airport Pisa International Airport Pisa International Airport () , also named Galileo Galilei Airport is an airport located in Pisa, Italy. It is the main airport in Tuscany and the 10th in Italy in terms of passengers. It is named after Galileo Galilei, the famous scientist and native of Pisa. The airport was first developed for the military in the 1930s and 1940s. The airport was used by 5,233,118 passengers in 2017. It serves as a focus city of Ryanair. The airport had its own railway station with a service to and from Pisa Central railway station but this was closed
Galileo Galilei theories in 1642. The clock was never built and, because of the large swings required by its verge escapement, would have been a poor timekeeper. (See Engineering above.) Galileo is lesser known for, yet still credited with, being one of the first to understand sound frequency. By scraping a chisel at different speeds, he linked the pitch of the sound produced to the spacing of the chisel's skips, a measure of frequency. In 1638, Galileo described an experimental method to measure the speed of light by arranging that two observers, each having lanterns equipped with shutters, observe each other's lanterns