LED

The Best Flashlights For Retaining Night Vision

Aviators, astronomers, truck drivers, campers and anyone wanting to retain their night vision can benefit from LED flashlights with red or green light options. Which is best, green or red light? Well, it’s the total brightness of the light that has the most significant effect on night vision retention, so you’ll want a light that allows […]

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10 Titanium Pocket Tools

Ah titanium! It has the highest strength-to-weight ratio of any metal — approximately 40% stronger and 40% lighter than stainless steel. It’s also highly corrosion-resistant — even when exposed to sea water and chlorine. Oceanographers report that titanium immersed for 30 years in saltwater produces no measurable corrosion. This is because titanium forms a protective oxide film instantly, when

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The Best Stereo Receiver Under $250: Harmon Kardon 3700

Harmon Kardon, founded in 1953, helped create the high-fidelity audio industry, and today the company continues to produce great audio gear. Featured here is Harmon Kardon’s 3700 receiver, which has a clean, minimalist design. Selling for about $310, this receiver is really a high-end device at a budget price. Like all Harman Kardon stereo and A/V receivers, it incorporates the company’s

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The Best Low-Flow Shower Head: Oxygenics SkinCare

Low-flow shower heads can significantly reduce your household water consumption without a noticeable difference to your shower experience. The term “low flow” is generally defined as a shower head with a water consumption rate of 0.5 to 2 gallons per minute (gpm). I’ve tested about seven different low-flow shower heads, and the Oxygenics SkinCare Showerhead is my

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