important aspects of the moon. 1. The discovery of the mountainous surface
             of the moon and the first lunar maps; 2. The discovery of the moon's
             liberations; 3. The interpretation of the moon's secondary light. In 1632,
             Galileo was still firmly convinced that the moon always shows the same
             face to the earth and he sought to explain all the differences in his
             lunar observations. Galileo's important discovery destroyed the age-old
             belief that the moon always presented the same aspect to the earth. One of
             Newton's early notebooks, Add. MS 3975 in the Portsmouth collection
             suggests a pattern for his early interest in alchemy. Originally, the
             notebook appears to have been a continuation of the section entitled
             Questiones quaedam Philosophiae in an earlier notebook (Add. MS 3996), a
             section which records Newton's introduction to the mechanical philosophy
             of nature while he was still an undergraduate. Meanwhile Newton's
             ...