Discover how to build a simple device that converts light into electricity using LEDs and diodes. This step-by-step guide ...

The Neoteck 3-in-1 pen multimeter is a great choice for DIYers and amateur tinkerers, especially at its price.

For decades, a woman in Germany searched for a missing piece of her life. She never imagined the answer would be more than 4,000 miles away, right here in St. Louis. Trump orders release of Arkansas ...

From screw-in bulbs and colorful LED strips to table lamps and outdoor string lights, check out the top smart lighting we've tested for illuminating your space and setting the mood. I'm PCMag's ...

The rise of at-home beauty treatments has ushered in a new era of high-tech skincare, with red light therapy devices fast becoming the gold standard. Leading the charge? The best LED face masks. While ...

Although marijuana is still a Schedule I substance and illegal under federal law, many states have legalized its use in recent years. A Pew Research Center analysis found that 54 percent of Americans ...

Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative study ...

Parkinson disease (PD) and idiopathic normal pressure hydrocephalus (INPH) can present with similar symptoms, thus, making an accurate diagnosis of PD or INPH can be extremely difficult. PD is a ...

Red light therapy masks are an investment. Besides the cost, they also demand your time and attention in order to pay off. Even knowing all this, I found that the very best red light therapy devices ...