Larry Kramer is the Founder and Former CEO of CBS Marketwatch.com. He was the first president of CBS Digital (NYSE:CBS) and sits on the Boards of Discovery Communications, Inc. (NASDAQ:DISCA), American Media Inc., Freedom Communications, Inc., Answers Corp., Black Arrow Inc., and Harvard Business School Publishing. He is the author of the book C-Scape: Conquer the Forces Changing Business Today and runs a blog by the same name.

ComScore reports that Americans searched on the web 18.7 billion times in June, a 3% drop from May. All major search engines like Google (NASDAQ:GOOG), Yahoo! (NASDAQ:YHOO), Interactive Corp’s Ask (NASDAQ:IACI) and AOL (NYSE:AOL) were down except Microsoft (NASDAQ:MSFT), which was up 5% and is gaining on Yahoo (NASDAQ:YHOO).

Note from ComScore: * “Total Core Search” is based on the five major search engines, including partner searches, cross-channel searches and contextual searches. Searches for mapping, local directory, and user-generated video sites that are not on the core domain of the five search engines are not included in these numbers.

“Powered By” Reporting

As a part of comScore’s commitment to accurately represent the continued evolution of the search landscape, comScore is providing insight into the share of organic Core Explicit searches that are powered by Google and Bing.

In June, 67.6 percent of searches carried organic search results from Google (vs. 67.8 percent in May) while 26.6 percent of searches were powered by Bing (vs. 26.5 percent in May).

Larry Kramer is the Founder and Former CEO of CBS Marketwatch.com. He was the first president of CBS Digital (NYSE:CBS) and sits on the Boards of Discovery Communications, Inc. (NASDAQ:DISCA), American Media Inc., Freedom Communications, Inc., Answers Corp., Black Arrow Inc., and Harvard Business School Publishing. He is the author of the book C-Scape: Conquer the Forces Changing Business Today and runs a blog by the same name.

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