Rising ranks of US rich highlight social dilemma A booming US economy has led to an explosion in the ranks of the wealthy unseen in a century, creating a surging market for luxury goods as well as a new era of philanthropy, researchers say. 2007-01-21
NYC professor promotes urban fish farm In the basement of an ivy-covered building on the surprisingly leafy campus of Brooklyn College is something even more surprising: thousands of tilapia packed tighter than a subway car into 300-gallon fiberglass fish tanks. 2006-08-11
Oslo, London world's most expensive cities: report Oslo and London are the world's most expensive cities, while Zurich and Geneva residents have the highest buying power, according to a report released on Wednesday. 2006-08-09
New rubber sidewalks easier on the joints Pounding the pavement is getting a little easier on people's knees in many cities around the country. For reasons of safety and ease of maintenance, Washington and dozens of other communities are installing rubber sidewalks made of ground-up tires. 2006-07-25
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