There are some projects that seem at first sight to be easy, but anyone who tries them finds a whole heap of unexpected problems and turns to the off-the-shelf device. PCB antennas for example, or ...

I'm making a glowing crystal diorama! **MATERIALS:** **Smoke machine:** - Vape - Air pump - Plastic/silicone tube - Liquid container - T/L connectors (for the tubes) **Other electronics:** - Individua ...

With 750 individually addressable LEDs and patented technology, the new launch doesn’t just upgrade a bestseller. It's a new frontier in at-home luxury skincare industry.

The energy-efficient LED bulbs now commonplace in American homes, schools, and offices could carry hidden health risks, according to a neuroscientist who is sounding the alarm over their potential ...

DIY Harry Potter–inspired shelf insert. Includes templates and Arduino code. Materials: - Cardstock (2 mm) - XPS styrofoam - ...

Good morning. One way or another, Anthropic’s looming IPO stands to reframe the market’s understanding of AI. It could aim to raise as much as $100 billion with a valuation of $2 trillion, according ...

I wanted a clock that, annoyingly, didn’t seem to exist. Since childhood, my bedside clocks have been a series of red, seven-segment LED clock-radio specials from Walmart or Target. They are ...

A new study led by MIT researchers could drive the development of more energy-efficient digital displays—such as flat-screen TVs, augmented and virtual reality headsets, smartphone screens, medical ...

Scientists at the University of Cambridge have achieved what was once considered impossible by electrically powering insulating nanoparticles to create a completely new kind of LED. Using tiny organic ...

Create an account to access more content and features on IEEE Spectrum, including the ability to save articles to read later, download Spectrum Collections, and participate in conversations with ...

The 8x13 blue LED matrix is also an example of using PWM to implement gray-level images. The LEDs are connected in a row/column layout in the form of a tree – the first row has one LED pair, the ...

Buying a monitor or TV has become a daunting task these days. When manufacturers aren’t branding their products with acronyms like QLED and OLED, they use confusing terms like mini-LED instead.