Lighting

Discussing my experiences with various lighting products, including the new LED bulbs that I am using to replace my camping lights.

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Pest Problems

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Then again, didn't most cities prior to the mid-1960s used be lit with mercury lamps, that are very blue (and give a ghastly light that makes everyone look like a ghost).

Why A Blue LED Is Worth A Nobel Prize

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"Three scientists have jointly earned the Nobel Prize in physics for their work on blue LEDs, or light-emitting diodes. Why blue in particular? Well, blue was the last -- and most difficult -- advance required to create white LED light. And with white LED light, companies are able to create smartphone and computer screens, as well as light bulbs that last longer and use less electricity than any bulb invented before."