Research by UW Medicine scientists found the blue and orange wavelengths of the rising and setting sun do an ideal job of ...

Some white women who voted for Vice President Kamala Harris have started wearing a blue bracelet on their wrists to signify ...

Blue pumpkin candy buckets are a symbol for autism awareness on Halloween. They're controversial, but as a mom to an autistic ...

It doesn’t matter how many light bulbs you have in your house; you almost certainly haven’t got the right one for the lamp ...

Inside normal bulbs, a phosphor-silicone layer adheres to LED chips, changing the color from blue to white. In defective bulbs, this layer forms cracks over time, turning the color back to blue or ...

Some women on Tiktok are wearing blue bracelets to show their support for the Democratic Party after Harris lost to Trump.

This article provides an overview of light-emitting diode (LED) technology, focusing on its efficiency, historical ...

Every engineer knows you should be able to tell the state of an electronic device by looking at its LEDs and their color.

Available in three different lengths, the LED bulbs—which have 11 lighting modes—are waterproof, dimmable and affordable. The best outdoor Christmas lights can turn your home into a winter ...

“LED face masks have tiny ‘bulbs,’ or diodes ... However, certain wavelengths, such as blue and red, are frequently used in dermatology because of their therapeutic effects.” ...

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The majority of lighted makeup mirrors today — including all of the mirrors on this list — use LED bulbs, which are more energy-efficient and offer more versatility. Some mirrors have lights ...