According to an online poll conducted by the British technology
magazine T3, the greatest invention of the past 40 years was the beer widget, the small ball filled with nitrogen that is designed to release the
carbon dioxide dissolved in a can of Guinness beer, giving it a foamy head.
The device, introduced in 1989, previously won the Queen's Award for
Technological Achievement.
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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.
Check out the issue's full contents online here