Scientists are shedding new light on the importance of light-sensing cells in the retina that process visual information. The researchers isolated the functions of melanopsin cells and demonstrated ...

Most of my current work for PCMag is about printers and projectors, but I've covered a wide variety of other subjects—in more than 4,000 pieces, over more than 40 years—including both computer-related ...

For over a century, the accepted value for a firefly's brightness has mostly stood, tracing its origins to experiments ...

The team out-coupled light by randomly arranging silver nanocubes separated from the silver (Ag) cathode by a dielectric layer and named the device the plasmon nanopatch antenna (NPA), although the ...

The auto-brightness, or adaptive brightness setting as it's called on some Android phone models, is a feature that uses a light sensor to automatically adjust your phone's brightness based on ...

The latest Google Pixel phones have some of the most vibrant displays on the market, but you'll have to do some work to get ...

Your smartphone’s screen: 500 nits. Your laptop’s: 400. Your living room projector bulb: 1700 lumens. Your mini Maglite’s: 16. To gadget makers, brightness is a numerical marketing weapon, wielded ...