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We've heard so much about all-day batteries and Centrino power reduction technology that it all is kind of blending into one big PR burp. It's an impressive burp, and some manufacturers have hit the vaunted 10-hour mark, but hopefully this Matsushita battery will do it all within the battery hardware itself.

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The science behind it is pretty boring—"utilizing lithium nickel oxide for the positive electrode to enhance energy density"—but they're saying they've hit 13 hours in standard battery life, sans all that fancy-pants CPU throttling.

Matushita's new battery "Able to Continuously Drive Notebook PC for 13 Hours"