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How It Works: Tomorrow's Hybrid
The ReCharge, Volvo’s concept plug-in hybrid, could squeeze 160 miles from a gallon of gas by tossing out the power-wasting transmission. It packs a small electric motor inside each wheel, so that no power is lost in the drivetrain. Here’s a look at the next generation of fuel-efficiency
3.18.2008 at 09:00am - Comment by politasNot all batteries are the same. They have different characteristics in regards to the amount of power than can be drawn from them, how fast that power can be drawn out, how long the take to recharge, etc. It could easily make sense to have two or more banks of batteries, with different characteristics, one for powering the motors and another for holding large charges on a long term basis. Myk ----- Part of the inhumanity of the computer is that, once it is competently programmed and working smoothly, it is completely honest. - Isaac Asimov, 1920 - 1992
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December 2009: Best of What's New
In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.
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