Excerpt:
rimary Articles (almost all are excerpted)
c. 50 B.C. - Lucretius' De Rerum Natura (On the Nature of Things)
An excerpt of De Rerum Natura
15?? - an example of Paracelsus' alchemical writing
1677 - Roemer on the speed of light
1749 - Benjamin Franklin "Experiments and Observations on Electricity"
1763 - Boscovich develops theory of point-like atoms
etc.

