Helping Computers to Search With Nuance
Peter Wayner, NY Times Article:

Her research is a concrete example of how academics are trying to build what some call the “semantic Web,” a phrase that usually applies to efforts to provide a richer, more structured collection of data that can be searched and analyzed with more precision. They want to help the computer recognize all the semantic information available, something that can’t be done if the data is left in human language. More.