Harrison: If you look at the frequency of the word “religion”, no one talks about it much until the 17th century—this is true for English, originally Latin, and also the European vernacular languages, too. So, “religion” as a category is not really important to anyone until the modern period. With science, the practices that we regard as science went under a range of different labels.
Many true tales of science are not the subjects of lectern oratory. Here’s one: brain localization. How did the idea develop? Originally via phrenology.