San Francisco - Apple on Tuesday unveiled new iPod nano and iPod touch models, HD TV shows at its iTunes Store, and the release of iTunes 8 software, which includes new features like "Genius" music recommendations [more..]

Washington - The Justice Department is gearing up to mount a significant challenge to Google's planned search-advertising deal with Yahoo, The Wall Street Journal reported on Tuesday. [more..]

New York - Sirius XM Radio on Tuesday provided an update on its standing post-merger, projecting it will end 2008 with 19.5 million and 2009 with 21.5 million subscribers, with revenue expected to come in at $2.4 billion this year and $2.7 billion in 2009. [more..]

Mountain View, Calif. - Addressing concerns of U.S. and European regulators, Google said that it will cut in half the amount of time that it stores personal information gathered from users' web surfing activities, from 18 to nine months. [more..]

Boston - Democrats Barack Obama and Joe Biden have attracted 3.7 million views of their respective party convention speeches online (Obama: 3.3 million; Biden: 405,000), compared with 2.4 million views of Web videos of conventions speeches by Republicans John McCain and Sarah Palin (McCain: 400,000; Palin: 2 million), according to a report from Internet video measurement service Visible Measures. [more..]

Mountain View, Calif. - NBC Universal announced on Tuesday that it has formed a multi-year advertising, research and technology pact with Google, and will sell ad time on some of its cable networks via Google's TV Ads platform. [more..]

London - Sony Ericsson plans to challenge Nokia with its own unlimited mobile song download service set to launch later this month, the Financial Times reports.
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Mountain View, Calif. - Google has announced plans to expand the newspaper content available via its Google News Archive service, and is offering to digitize the archives of any interested publisher. [more..]

Somerville, Mass. - The Echo Nest, a developer of music search, recommendation and interactivity technology, announced that it has raised an undisclosed sum of first round funding, led by Commonwealth Capital Ventures and angel investors. [more..]

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Dearborn, Mich. - Esquire Magazine this week launched the first-ever mass distribution of electronic ink technology, placing an E Ink electronic display on the cover of its 75th anniversary issue, along with an ad for the 2009 Ford Flex. [more..]

Dallas - AT&T on Tuesday introduced a new Total Home DVR for its U-verse digital TV service subscribers, which will allow for playback of standard and HD recorded programs on any connected TV in the home. [more..]

Scotts Valley, Calif. - Amazon.com's CreateSpace on-demand distribution unit on Tuesday launched a new service, CreateSpace MP3, that lets independent musicians and labels sell their albums and songs as DRM-free MP3s through the Amazon MP3 store. [more..]

New York - Nine U.S. radio broadcasters on Tuesday announced their support for FM Song Tagging, which allows listeners to use tag songs they hear over the air on supported devices, and retrieve artist data and links to purchase them. [more..]

Paris - French technology firm Musinaut has developed a new interactive music format, MXP4, which allows for the embedding of data such as lyrics, images, remixes and other content into song files, The Register reported. [more..]

San Francisco - Social media firm iWidgets announced that it has partnered with CBS Interactive to syndicate a range of CBS TV episodes on sites including Facebook, MySpace and iGoogle. [more..]

New York - AOL-owned social network Bebo announced on Tuesday that Disney-owned ESPN is making clips of its television content available to U.S. site visitors. [more..]

London - Vodafone has launched a new U.K. service that lets its subscribers who are also Facebook users send text messages directly from their Facebook pages for ten pence per message, The Register reports. [more..]

New York - Mobile entertainment distributor Thumbplay on Tuesday launched a beta of Thumbplay Open, an online marketplace where independent content owners can upload and sell their digital content. [more..]