• Lenovo to replace defective ThinkPad batteries

  Lenovo is offering to replace certain batteries sold with its ThinkPad line of laptops, warning users that they may be permanently damaged due to errors.

• HP recalls 70,000 laptop batteries

  Hewlett-Packard has recalled Lithium-Ion batteries used in some of its laptops, as they pose a fire hazard, the U.S. Consumer Product Safety Commission (CPSC) said on Thursday.

• HP starts selling batteries guaranteed for laptop's lifetime

  Hewlett-Packard will begin selling on Monday laptop batteries that are guaranteed to last three years.

• HP says netbook can run for up to 8 hours between charges

  Hewlett-Packard today announced a netbook PC that it said will be able to run for up to a full business day on a single battery charge.

• Laptop battery life benchmarks are out of juice

  In an industry that gets off on throwing obscure benchmarks at buyers, laptop battery life is one of the easiest to understand.

• Cheap laptop batteries: Good deal or risky business?

  It was five years coming, but the battery of my ThinkPad R50 finally met its maker. On a recent trip, it conked out after powering the notebook for only half an hour -- three hours short of what I'm used to getting out it. Now it refuses to be recharged at all. Clearly, it's time for a new battery.

Whitepapers about laptop batteries

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  VMware and Cloud Computing: An Evolutionary Approach to an IT Revolution

  During the past 40 years, information technology has undergone many revolutions in how applications and data have been delivered to users. Mainframes provided a centralized computation facility where end users consumed resources on a shared basis. Client-server architectures offered flexibility and lowered computing costs while bringing more power to the desktop. Mobile computing introduced the notion of anytime, anywhere application access from a laptop or handheld device. Now cloud computing offers a new approach that will enable you to deliver IT services on demand. Read on.