What does a medical test tell us about the chances of having a particular disease? The short answer is Bayes' rule, which transforms meaningless statistics and raw data into useful information. Discovered by an 18th century mathematician and preacher, Bayes'...
How can we tell if a spoken phrase is, 'four candles' or 'fork handles'?
How do we a perceive a three-dimensional world from from the three-dimensional images on our retinas?