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News

• Amazon launches two new Kindles, one with Wi-Fi only

  Amazon launched two new Kindle e-readers priced at $139 and $189 late Wednesday, with the cheaper version a Wi-Fi-only e-reader and $10 less than the Wi-Fi-only Nook.

• Ballmer pushes slates but reveals few details

  Microsoft's chief executive on Thursday sought to address some common questions raised by analysts, but his answers may not have been exactly what they were looking for.

• ATM hack gives cash on demand

  Barnaby Jack hit the jackpot at Black Hat on Wednesday. Twice.

• HP's McKinney lays out dual tablet plans

  Hewlett-Packard will use Windows 7 in a tablet exclusively for enterprises, while making a consumer-oriented unit based on WebOS, Personal Systems Group executive Phil McKinney confirmed Wednesday at the annual AlwaysOn Stanford Summit.

• Set Up a Virtualization Server

  If there's one technology that can greatly improve computing environments of any size, it's virtualization. By using a single physical server to run many virtual servers, you can decrease operational costs and get far more bang for your buck. Whether your company is a 2-server or 2000-server shop, you can <a href="http://www.pcworld.com/businesscenter/article/187391/how_a_virtualized_server_saved_one_small_business.html">benefit from server virtualization</a> in a variety of ways. The best part? You can do it cheaply and easily.

• HP unveils prefab data centers

  HP is bringing prefab building construction to the data center world.

• Nvidia tunes 3D offerings for businesses

  Nvidia is extending its 3D offerings from homes to businesses, announcing new 3D glasses and transmitters for use in meetings and presentations.

• Online sales of Dell Streak could begin Wednesday

  Online sales of the Dell Streak wireless tablet, with a five-inch screen that many say makes it look like an Android smartphone, could begin as soon as tomorrow, according to online speculation.

• Apple shifts to newest Intel CPUs in iMac refresh

  Apple today refreshed its iMac line for the first time since October 2009 by adopting Intel's Core i3, i5 and i7 processors across the board and abandoning NVidia's integrated graphics chipset for ATI-branded graphics processors.

• No Dell Streak sale in July, spokesman says

  The 5-inch Dell Streak tablet won't go on sale by the end of July, a spokesman said late Tuesday. That announcement came after Dell earlier in the day mistakenly posted an online message on its Web site that customers could return to the site Wednesday to purchase the device.

• 4 reasons Apple's Magic Trackpad won't kill the mouse

  Apple's multi-touch assault on the desktop continues with the US$69 (AUD$99) Magic Trackpad, a jumbo touch panel that allows desktop Mac users to do away with their mouses and act like they're using MacBook Pros. But just because people can say goodbye to the mouse doesn't mean they will. Here are four reasons not to count out the PC mouse just yet:

• US lawsuit claims Apple's iPad overheats in minutes

  Apple was sued last week over claims that its iPad easily overheats, then suddenly switches itself off.

• Oracle denies report of $70 billion in planned acquisitions

  Oracle is distancing itself from comments reportedly made by its co-president, Charles Phillips, about the amount of money it intends to spend on future acquisitions.

• Lenovo steps up server bid with new entry-level systems

  Lenovo announced some new entry-level servers on Tuesday, continuing its effort to become a bigger player in the server market.

• Group to work on wireless laptop-charging specification

  The Wireless Power Consortium said Monday that it will start working on a new specification for wirelessly charging laptops.