How To Choose The Best AA Battery

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At the supermarket, we look at the price/kg or price/l when comparing similar products. But we can’t really do that when it comes to getting an AA battery. For getting those, people usually go for names they are familiar with, such as Duracell or Panasonic, or go after attractive terms such as ‘PLUS’, ‘SUPER’ or ‘MAX’. But Denis Hennessy had other ideas. He bought a pack of every AA battery type he could find to do an experiment to see which brand provides the most bang for the buck.

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The Biofuel Race – First Algae, Now Tequila

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The world’s population continues to grow at a quarter of a million people per day, resulting in the need for more and more energy. With our dwindling oil supply and increasing demand for energy, experts are turning to biofuels as an alternative to fossil fuels. First generation biofuels Wheat, corn, soy and sugar cane can all […]

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Electric-powered Waiex aircraft took first flight

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The electric-powered Waiex aircraft achieved its first flight on December 3, 2010 at Wittman Regional Airport in Oshkosh, Wisconsin. The aircraft made a short hop on the runway and was in the air for about 15 seconds. The aircraft is a result of a four-year project and part of Sonex Aircraft, LLC’s E-Flight Initiative.

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The Mobile Wind Turbine concept

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Wind farms are gaining in adoption across the World, and this is a good thing. But they are typically not able to be setup in remote or unpopulated locations, until now. The Mobile Wind Turbine is a concept by Pope Design, it combines a long, stable, hybrid carrier with a collapsable wind turbine and mast on its back.

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