You have chosen 'Inverted Earth' by Ned Block, 'On the Source of Necessity' by Ross P. Cameron and 'The Tragic Sense of Life' by Miguel de Unamuno
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 |