Have you been shopping for wellness gear and realized you might be comparing apples to oranges? Red light therapy and infrared saunas both use light, but they work in totally different ways, and that ...

First-person view of someone aiming a TV remote at a smart TV - Proxima Studio/Shutterstock In recent years, IR blasters have become a standard part of smart TV systems, but it's not always clear just ...

Red light therapy may be beneficial for back pain management. Learn our top picks of RLT for back pain devices in this review ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

An image from a corrugated quantum well infrared photodetector (C-QWIP) shows traffic flowing along a highway near Kings Island theme park in Mason, Ohio. Note the white "hot" spots on the tires and ...

Sandia National Laboratories researchers are ready to commercialize tiny, gold antennas to help cameras and sensors deliver clearer pictures of thermal infrared radiation for everything from stars and ...

The human eye can only see light at certain frequencies (called the visible spectrum), the lowest of which constitutes red light. Infrared light, which we can't see, has an even lower frequency than ...

They claim to fix fine lines, blemishes and redness – but which stand up to scrutiny? We asked dermatologists and put them to the test to find out ...

The human eye can only see light at certain frequencies (called the visible spectrum), the lowest of which constitutes red light. Infrared light, which we can’t see, has an even lower frequency than ...

How can I determine the strength of an IR signal?<BR><BR>I've heard I can use my point-and-shoot camera but I'm not sure if I have to use any special settings on the camera.<BR><BR>I want to compare ...