The lumen is one of the most common units for measuring the brightness of any given light source. Despite its ubiquity, it’s actually also one of the worst ways to gauge illumination. Here, we dispel ...

While bicycle headlights do help cyclists see the road, they also make those cyclists considerably more visible to motorists. The Focus headlight was designed very much with the latter in mind, as it ...

Having a solid pair of LED headlights can transform the look of your car and visibility. They beat traditional stock headlights, and even upgraded halogens. This is due to having a higher lumen count, ...