The Best Portable Car GPS Navigators Of 2010

GPS Car Navigators: A Comparative Review

In the past five years or so, one of the handiest applications of GPS technology has been the development of portable GPS navigators designed to go into a car to help a driver navigate as she drives.

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HippoRoller Water Carrier – Simple Efficiency With A Far-Reaching Payoff

HippoRoller Water Carrier (photo: HippoRoller.org)

Water is an immediate, fundamental need for human survival, but one in six people worldwide don’t have immediate access to water resources, particularly in arid regions of southern Africa. The HippoRoller is a deceptively efficient water carrier with the potential to offer huge health, economic, and social benefits to developing communities.

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Efficient: Inexpensive, Folding, Full-Size Bikes

Dahon Jack Urban Utility Bike

The Dahon Jack folding bike. It weighs 28.4 pounds (or 12.9 kg). I’ve treated this bike harshly for a year now, and I haven’t had any problems with it. It costs $459. The Dahon Espresso. It has 21 gears instead of 8. It weighs 13.3 kg (or 29.3 lb). I’m currently testing this bike — […]

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Old Running Shoes Never Die – But Brooks BioMoGo Really Does Fade Away

Brooks Trance With Biodegradable BioMoGo (photo: Brooks Sports, Inc.)

A critical aspect of a product’s “efficiency” involves not just what it does, but also where it comes from and where it goes after its useful life. Brooks has taken an innovative step to improve the life-cycle efficiency of its running shoes with its biodegradable BioMoGo cushioning material.

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World’s Brightest Single LED Flashlight: Neofab Legion II

Update: There are now many other LED flashlights that exceed this one, see my article the Brightest LED Flashlights. A triumph of careful thought, detailing and thorough testing, the Neofab Legion II is a new single LED flashlight that is said to produce a whopping 742 lumens. If accurate, this light will be the brightest single-LED […]

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