Infrared (IR) communication technologies are probably one of the most influential, yet also one of the least flashiest. The fact that IR communication tends to be highly directional and often limited ...

Lasers, LEDs and light sources are devices that create light. LEDs (light emitting diodes) convert an electrical current into light using spontaneous emission in optically active semiconductors.

Yes, LED lights can fail at random times. CNET found out what's going on, and you should know, too. What’s going on? I decided to chat with manufacturers and experts to see why LEDs let us down, and I ...