timekeeping on The Passing of Time

Galileo Gallilei was a remarkable individual with a variety of talents, which he utilized effectively throughout his life. One day, while observing a swinging lamp in the cathedral at Pisa, he made a ...

This may seem like a simple question, but there are many ways to answer it: my phone tells me it’s 6:18 a.m.; the calendar tells me it’s May 25; my prayer book tells me it’s the thirty-fifth day of Ea...