The Currentbody LED Hair Growth Helmet uses red light therapy at a wavelength of 660nm, to deeply penetrate into the scalp.

From traditional to high-tech infrared models, our team found the 8 best home saunas to meet your wellness goals in 2025.

If you’ve made a habit of staring at a computer all day, you might be familiar with the dreaded feeling of eye strain — which ...

So if you're interested in vinyl records but want the option to listen to them on Bluetooth headphones or wireless speakers, then a Bluetooth turntable is what you need. Bluetooth record players – ...

You may have heard rumors that Bluetooth headphones can cause cancer. This not only includes popular wireless headphone brands like Bose and Beat but also wireless earphones like Apple AirPods and ...

While die-hard audiophiles may still lean towards the best wired headphones, modern Bluetooth models have significantly narrowed the gap, offering impressive sound with unmatched convenience.

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Executive Editor David ...

The paper is published in the journal Nature. In a world-first, scientists used precisely controlled optical traps, known as "magic-wavelength optical tweezers," to create a highly stable ...

Sub-wavelength optics is the study of light on a spatial scale smaller than its wavelength. Conventionally, the minimum length scale on which a beam of light can operate is equal to half its ...

Here’s how it works. Our team of audio experts has been reviewing the best Bluetooth speakers for nearly two decades. If you’re feeling nostalgic, take a look at our Parrot DS1120 Bluetooth Sp ...

Whereas the diffuse reflected light from neonatal nail beds at wavelengths of 460 and 560 nm reveals bilirubin ... The AJO data were transferred to the mini-computer through a Bluetooth connection for ...