Our new Galaxy S3 phone has a removable battery. So rather than carry a charger or a cable to plug into a wall outlet, we carry an extra battery. But most smart phones and tablets don’t have this option.
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Ultra-thin laptops are often called “ultrabooks” and look a lot like the Mac Air. They’re popular because of their light weight and long battery life. They use solid state drives (memory chips), so they’re fast and you don’t need to carry discs. The downside for many models is if the battery needs replacing, you have to send it back to the manufacturer. Only the Sony Vaio T13 and HP Elite Book Folio 9470 have user replaceable batteries.
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Those free Android apps may not be worth it. You save 99 cents or so, but you get ads that drain your smartphone’s battery.
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If you’ve updated your iPhone to the latest “iOS 5” operating system, you may have noticed that the battery drains faster. Here are some tips:
Set the time zone manually. Otherwise, it will constantly readjust itself, making repeat calls to the GPS radio signal. Tap “Settings,” “Location Services” and then “System Services.”
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How about bacteria that make gasoline? Threads that can hold up a bridge? Garbage making electricity? Chicken feathers in your gas tank?
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The Disney “Netpal” lacks the big screen and super-long battery life of the lower-priced eee PC, but has links to lots of fun sites.
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University of Missouri scientists have developed a nuclear battery.
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iPhone battery problem.
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There are a score of portable power packs available today for reviving your dead or dying cell phone, iPod, music player, game machine, Blackberry, etc. We’ve written about a couple in previous columns, but we particularly like a sleek new black one from Kensington.
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