You have chosen 'The Human Animal' by Eric T. Olson, 'On the Nature of the Gods ('De natura deorum')' by M. Tullius Cicero and 'Truthmakers and Converse Barcan Formula' by Timothy Williamson
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Science, or select a subheading: |
| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |