Predicting the Future

Predicting the future, not just of individuals, but of cultures, nations, and humanity is an ancient game. Once, this was done through speculation, astrology, interpretation of scriptures, etc. In the 19th and 20th centuries fiction writers began to express their ideas of the future through reasonable extrapolations of current science and technology. A number of […]

Four Levels of Physics

1. Ancient physics (Pre-16th century): Based largely on geometry, four/five element theory of matter, metaphysics, and ancient world views; careful reasoning; interesting and impressive. Some representatives: Ptolemy, Aristotle, Aryabhata, and Al Kindi. 2. Classical physics: end of 16th – end of 19th century. Based on ingenious instruments, calculus and differential equations, probability theory, hypothetic-deductive method, […]