You have chosen 'New Scientist articles' by New Scientist writers, 'Of Organum or Ars Magna of Thinking' by Gottfried Leibniz and 'On the Essence of Truth' by Martin Heidegger
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Theory, or select a subheading: |
| A. | Speculations on Nature | |
| B. | Natural Kinds | |
| C. | Causation | |
| D. | Laws of Nature |