Engineeringness on MSN

LEDs Explained: How Light Emitting Diodes Work

This video explains how LEDs (Light Emitting Diodes) function and why they are widely used in modern lighting and electronic ...
Autoblog

Amazon Has ‘Impressive’ LED Work Lights on Sale for $60

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Sep 11, 2025 5:30 PM EDT When it comes to completing tasks, mechanics ...
CNET

I Was Tired of My LED Bulbs Dying, So I Hunted Down an Expert for the Truth

That means inside every LED bulb are tiny circuit components -- and their soldered contact points -- which are far more vulnerable than the diode itself. The Lighting Research Center of the Rensselaer ...
Autoblog

Amazon’s ‘Extremely Bright’ LED Work Lights Are Now 49% Off

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Each light is equipped with 24 LED lamps and a 180-degree rotatable ...
The New York Times

Do LED Face Masks Work?

These light-emitting devices are all over the internet. We asked experts if they can reduce wrinkles, clear acne and more. By Melinda Wenner Moyer You’ve probably noticed this scene on social media: ...
National Geographic news

LED light therapy for skin is trendy—but does it work?

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...