London - More than 27 million U.K. Web users streamed a total of 3.5 billion videos online during March 2008, according to data from Web ratings provider comScore. Google's (NASD: GOOG) YouTube accounted for 48% of U.K. online video traffic, followed by the BBC (1.2%), Fox Interactive Media/MySpace (0.9%), Microsoft sites (0.7%), Yahoo sites (0.6%) and Dailymotion (0.4%). U.K. viewers notably watched an average of 127.7 videos each during March -- higher than rates measured by comScore in the U.S., Canada, France or Germany.

Mountain View, Calif. - Google (NASD: GOOG) is planning to introduce a new Internet audience measurement service, to compete with existing ratings provided by comScore and Nielsen, according to a report in The Wall Street Journal. While those companies track which websites users visit by conducting surveys or using tracking software on select user groups -- and charge for their services -- Google's service will be free, and based mainly on data from Web servers, potentially providing broader results.

Los Angeles - Facebook drew more worldwide monthly unique visitors than rival MySpace (NYSE: NWS) in May (123.9 million vs. 114.6 million), according to comScore, while MySpace continued to lead in the lucrative U.S. market with 73.7 million monthly unique users, compared with Facebook's 35.6 million. In terms of growth, Facebook's global traffic was up 6% in May while U.S. growth was flat. MySpace saw global traffic fall 1% in May, while U.S. traffic was up 2% from the prior month.

Reston, Va. - ComScore (NASD: SCOR), a provider of Internet audience measurement services, said that it has paid $44.3 million in cash to acquire Seattle-based M:Metrics, a provider of mobile Web measurement services.

Reston, Va. - Platform-A, the online ad unit of AOL (NYSE: TWX) formed last fall through the combination of acquired firms such as Advertising.com, Quigo and Tacoda, ranked as the No. 1 ad network in March, according to a new report from market research firm comScore.

Reston, Va. - While younger people tend not to read traditional newspapers nearly as much as their older counterparts, the majority are heavier-than-average consumers of online news, according to a new study by comScore.

Reston, Va. - U.S. Internet users watched more than 10 billion videos online during the month of December 2007, representing the heaviest traffic to sites like YouTube (NASD: GOOG) since market research firm comScore began tracking Web video, the firm said this week. "With the writer's strike keeping new TV episodes from reaching the airwaves, viewers have been seeking alternatives for fresh content. It appears that online video is stepping in to help fill that void," said Erin Hunter, comScore EVP of media and entertainment.

Reston, Va. - Some of the top Internet brands, including Google (NASD: GOOG), Facebook, Wikipedia and Craigslist, were among the biggest gainers last year in terms of their Internet audiences, according to a new report from comScore (NASD: SCOR).

Reston, Va. - "Green Monday," a term recently coined by eBay to describe the second Monday in December as the heaviest online spending day of the season, lived up to its billing, according to new figures from market research firm comScore.

Reston, Va. - More than $14 billion has been spent online so far this holiday season, up 17% from the same period a year ago, according to new statistics from Internet audience metrics provider comScore.

Reston, Va. - U.S. consumer spending on "Cyber Monday" rose 21% over last year to a record $733 million, with Amazon.com (NASD: AMZN) and Walmart.com (NYSE: WMT) leading the pack of online retailers, according to a report from Internet audience metrics firm comScore (NASD: CSOR). Overall, 44% of Internet users on Cyber Monday visited an online retail site or comparison shopping engine, and 6% made an online purchase.

Reston, Va. - More than three weeks after filing with the Securities and Exchange Commission to sell 6.1 million shares, comScore, a provider of Internet audience measurement services, said that it has decided to scrap the offering.

Reston, Va. - Online retailers on Monday were expected to generate more than $700 million in sales -- an all-time single-day high -- according to Internet audience metrics firm comScore.

Reston, Va. - Just 38% of consumers paid an average of $6 to download Radiohead's "In Rainbows" album during October, while 62% of global downloaders chose to pay nothing, according to a report from comScore, which counts a worldwide database of 2 million people whose online behavior it tracks. The percentage of consumers downloading for free in the U.S. (60%) was a bit lower than in the rest of the world (64%), although U.S. paying customers shelled out more on average ($8.05 per download) than did their international counterparts ($4.64).

Reston, Va. - ComScore, a provider of Internet audience measurement services, said that it has filed with the Securities and Exchange Commission (SEC) to sell up to 6.1 million shares in a follow-on public offering.

Reston, Va. - ComScore, a provider of Internet audience measurement services, said that it has launched a new service that reports where display ads are actually viewed across the Internet and the characteristics of the people who view them. The company said that the new service -- called Ad Metrix Publisher -- works with all types of display advertising in the U.S., including static and rich media/interactive ads.

Reston, Va. - ComScore, a provider of Internet audience measurement services, said that it has launched a new service that will provide enhanced measurement of blogs. The company said that it has implemented a custom weighting and projection system to assure that its reporting properly reflects the characteristics of the visitors to blogs across a wide range of topics and interests.

Reston, Va. - ComScore, a provider of Internet audience measurement services, announced on Thursday a new tool that will measure Internet users by their overall time spent online.

London - One in four Internet users worldwide are online gamers, or a total of nearly 217 million people, according to a new report from Internet measurement firm comScore.

Reston, Va. - Shares of comScore rose more than 25% by Wednesday afternoon in their first day of trading, hours after the provider of Internet audience measurement services, netted $73.7 million in its initial public offering (IPO).