Although Yahoo still leads Bing in most measures of search market share, Microsoft's search engine has passed up Yahoo, according to one tracking firm.
Nielsen, which says its numbers reflect only queries typed into a search box, has Bing at 13.9 percent, just ahead of Yahoo's 13.1 percent. Google is still the dominant market leader with roughly 65 percent of the market.
In the past year, Yahoo has seen its share slip 2.9 percentage points, while Microsoft's search engine has gained 3.2 percentage points. Google is little changed from a year earlier. And … Read more