This video explains how LEDs (Light Emitting Diodes) work and why they’ve become one of the most important components in ...

Researchers use low-cost LEDs and tin nanoflakes to selectively destroy cancer cells. A new type of cancer treatment can ...

Tucson’s skies are slightly darker thanks to the completed streetlight conversion project, according to a study by the Tucson-based International Dark-Sky Association. The study, however, was limited ...

Here's the new description with all links and additional text removed: Making a good lighting system for your rc projects is ...

Before a spectrometer can do any useful work, it needs to be calibrated to identify wavelengths correctly. This is usually done by detecting several characteristic peaks or dips in a well-known ...

A unique mechanical design aspires to remove heat from this LED light bulb’s insides, but you still need to keep external ventilation in mind.

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