A website touting the Sylvania SilverStar headlight bulb says it provides "up to 30 percent" greater visibility down the road. That sounds impressive until you read the fine print: "compared with ...

Was it all marketing hype? Or, did we not know enough about LED aging to predict the true useful life of a bulb? I put these questions to the test. Join me after the break for some background on ...

The brightness of a bulb is measured in lumens ... legal bulbs available are the Philips X-tremeVision, Sylvania SilverStar Ultra, and GE Nighthawk Platinum. Both HID and LED bulbs provide ...

Having two compliant bulbs was an improvement over the H7 result, but there was still no sign of this bulb’s previous test-winning performance. The lamps are branded as Megalight, a name used by ...

These LEDs offer bright and robust colors, with a unique bulb shape that gives the light an almost twinkling effect. They’re also surprisingly weather resistant. These warm incandescents nail ...

This time round, we look again at the twin-filament H4 versions, covering dipped and main beams in a single bulb. We split our ... and the Night Breaker Plus and Silverstar repeat their category ...

There are versatile LED light bulbs to fit every room in your home. Better yet, an LED light bulb can help you save on your energy bills and electricity. So how do you choose the best LED lights ...

Both of these bulb types lose light output over time ... The red gaskets in our new bulbs were thicker and stiffer than the Sylvania Silverstar bulbs we replaced, so they needed a very firm ...

A broken light bulb can be dangerous in many ways, but it doesn't have to be if you use our tips for removing one. Taylor Martin CNET Contributor Taylor Martin has covered technology online for ...