A philosophical exploration of progress, surprisingly lucid and thought-provoking.
Deutsch (Physics/Oxford Univ.; The Fabric of Reality, 1998) asserts that until a few centuries ago, all cultures assumed everything worth knowing was known. Read full book review >
One major school of quantum theory posits a multiplicity of universes; but what does that imply about the reality we live in? A simple experiment, familiar to every student of physics, involves light passing through slits in a barrier; its results, according to Oxford physicist Deutsch, lead inevitably to the idea that there are countless universes parallel to our own, through which some of the light must pass. Read full book review >