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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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Marko Travel Toothbrush by Ohso

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This Marko toothbrush by Ohso holds toothpaste in its handle, and dispenses it within its own bristles, making it a self-contained device for travelers. Last year we reviewed the “Clever Toothbrush” which was similar, but it was made out of plastic, and was not very durable. This toothbrush looks better — it’s composed of chrome […]

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Storing Solar Power In Molten Salt

Solar power is a truly efficient source of energy, but it tends to fluctuate, and, as you might know, it turns off at night. One clever way to alleviate this intermittence is to store solar energy in the form of heat using molten salt. An aerospace company, Hamilton Sundstra, has created a venture called SolarReserve, […]

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Hybrid Gets 150 Miles Per Gallon Using Ultracapacitors

It’s a prototype hybrid car that gets 150MPG, and goes 40 miles on electricity alone, drawing its power from a combination of lithium-ion batteries and ultracapacitors. The ultracapacitors provide a burst of energy to the engine, when needed. They are then recharged by the lithium-ion batteries. This avoids the problem of emptying the batteries too […]

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