How did newton discover the law of universal gravitation?

1 Answer
Jun 21, 2018

By performing experiments, tabulating and graphing the results, drawing conclusions and then re-testing the hypothesis by further experimental rigoir.

The notion of the apple falling on his head to inspire him has generally been rebuffed by historians, due to the fact that the apple tree was located in in an Orchard in the garden of his retirement location and was subsequently described in his memoirs - but it is a nice story