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Working Knowledge149 articles archived since 1845

Lean and Mean

Hybrid cars made a dent in the market by offering superior fuel economy. Now they're poised for a bigger impact based on performance

May 23, 2005 — Mark Fischetti

String Theory

The yo-yo is just a simple toy, right? Not anymore. Rim weights and axle technologies now exploit the physics of angular momentum to make possible all sorts of tricks and traits.

August 23, 2004 — Mark Fischetti

Big Air

Pipe organs are the largest, most powerful musical instruments on earth. Yet a mere sliver of wood stands between a thundering roar and dead silence

June 21, 2004 — Mark Fischetti
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