In the world of modern optics, frequency combs are invaluable tools. These devices act as rulers for measuring light, ...

The SmallRig RF 10C is a grey metal (aluminum) flashlight-shaped LED that fits comfortably in your hand. My first impression ...

We are smack-dab in the middle of our Energy Harvesting Challenge, and [wasimashu] might have this one in the palm of his hand. Imagine a compact flashlight that doesn’t need batteries or bulbs.

Of course, everyone has flashlights on their smartphones. But having a separate device for walking in the dark, camping, or in home situations where the power goes out is a win-win. We’ve selected the ...

Necessity has long been a powerful driver of innovation, inspiring individuals to reimagine and improve the tools we rely on ...

Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. DeWalt's 12V/20V Max LED Work Light is now on sale for $67 ...