You have chosen 'On the Nature of the Universe' by Lucretius, 'An Argument for the Identity Theory' by David Lewis and 'Killing and Letting Die' by Philippa Foot
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 |