Pumping beer too quickly leads to excess foam, so bar patron turned inventor Matt Younkle designed the TurboTap to reduce the turbulence of fast-flowing beer. The tap's tapered interior limits the beer's acceleration, and an internal diverter sprays it across the bottom of the glass. The result-now available at ballparks and bars-is a perfect pour in half
the time. $100
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Inside NASA's astronaut bootcamp and the grueling new training regimen for deep space. Plus, ten young geniuses shaking up science today, one writer's quest to analyze every man-made chemical in her body and more.
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