Galileo Galilei to the biography by Vincenzo Viviani) that these began by watching the swings of the bronze chandelier in the cathedral of Pisa, using his pulse as a timer. Later experiments are described in his "Two New Sciences". Galileo claimed that a simple pendulum is isochronous, i.e. that its swings always take the same amount of time, independently of the amplitude. In fact, this is only approximately true, as was discovered by Christiaan Huygens. Galileo also found that the square of the period varies directly with the length of the pendulum. Galileo's son, Vincenzo, sketched a clock based on his father's
Galileo (1968 film) Galileo (1968 film) Galileo (also known as "Galileo Galilei") is a 1968 Italian-Bulgarian biographical drama film directed by Liliana Cavani. It depicts the life of Galileo Galilei and particularly his clash with the Catholic Church regarding the interpretation of his astronomical observations with the newly invented telescope. In 1597, the scientist Galileo Galilei meets the philosopher Giordano Bruno, author of treatises that upset the Church for their extreme accuracy on the nature of the world. In fact the period is that of the oppressor and the Counter-Reformation and Bruno having worsened his relations with the Church, is unjustly tried and