The Leaning Tower of Pisa is famous for its tilt — but did you know it was once on the verge of collapse? This video explains ...

Oh, the Leaning Tower of Pisa — so touristy and yet so fun. Each day, hordes of visitors come to the small northwestern Tuscan town of Pisa to take pictures "propping up" its tower.

IT is generally believed that Galileo, as a young lecturer on mathematics and physics at the University of Pisa, gradually became convinced of the untrustworthiness of many of the statements which ...

Workers repair crumbling walls that have been the result of leaking water in the garage of the Millennium Tower in San Francisco, California, U.S., on Wednesday, Jan. 25, 2017 ...

Earth, like a planet-sized Leaning Tower of Pisa, doesn’t stand straight up. Its axis (the line running between the north and south poles) is tilted by about 23.5 degrees. So, once in each solar orbit ...