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Do blue light glasses actually work? Though they claim to reduce eyestrain and headaches and help you sleep better, no robust research confirms that blue light-blocking glasses support your eye ...

LED light wands, or light sticks, provide an effective (and relatively affordable) alternative to a photographer’s flashgun or a videomaker’s stand-mounted lamp. You don’t need to sync a light wand ...

Learn more› By Kaitlyn Wells and Zoe Vanderweide If you believe the hype, blue-light blocking glasses will prevent headaches, decrease eyestrain, and help you sleep like a baby. But do they work?

If you're not a morning person, a wake-up light or sunrise alarm clock can be a game-changer. Sunlight is key to getting your day off to a great start, improving alertness during the day as well ...

Photo: Rikard Osterlund For 12 evenings across January and February, 11 temporary light artworks and sculptures are dotted among the skyscrapers of east London for Canary Wharf Winter Lights.

In response, researchers have been exploring new computing methods that offer high-speed performance with lower energy requirements. One promising approach is optical analog computing, a technique ...

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