By Keith Wilson
Taken at face value, the picture of reality suggested by modern science seems radically opposed to the world as we perceive it through our senses. Indeed, it is not uncommon to hear scientists and others claim that much of our perceptual experience is a kind of pervasive illusion rather than a faithful presentation of various aspects of reality. Following this view, familiar properties such as colour and solidity – to take just two examples – do not belong to external obje...