Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, and it is also very simple to build. All you need are a few basic parts, ...

This module is based on the I2C light-to-digital converter TSL2561 to transform light intensity to a digital signal. Different from traditional analog light sensor, as Grove - Light Sensor, this ...

Xiaomi has unveiled the Smart Ceiling Light D20 on its website, featuring a smart radar light sensor for automatic motion detection and a slim 6 cm design. Launch date, pricing and availability ...

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But after more than a dozen hours with Hyper Light Breaker – a follow-up (though not a proper sequel) to one of my all-time favorite indie games, Hyper Light Drifter – I feel like Vito ...

A traditional light bulb isn’t bright, energy-efficient, or equipped with extra features. If you’re looking for these qualities, an LED bulb might be a better fit. Whether you're looking for ...

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 ...

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 ...