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How Light Works

science.howstuffworks.com/light.htm

Some of the brightest minds in history have focused their intellects on the subject of light. Einstein even tried to imagine riding on a beam of light. We won't get that crazy, but we will shine a light on everything scientists have found so far.

How Light Pollution Works

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Light pollution is explained in this article. Learn about light pollution.

How Black Lights Work

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Black lights cause everyday objects to glow in the dark. Learn how black lights work and about uses for different types of black lights.

How Solar Yard Lights Work

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Solar yard lights generate and store their own power in the day and release it at night. Learn how solar yard lights can illuminate your yard without wiring.

How Does a Timing Light Work?

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How does a timing light work? REad about timing lights and how they help your car run at HowStuffWorks.

How Light Bulbs Work

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The light bulb hasn't changed a whole lot in its 120 years -- the original design was just that good. Apparently, you can throw together a filament, a glass mount, an inert gas and a bit of electricity and change the world. Learn what happens when yo

How Pilot Lights Work

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Is the water in your home not getting hot? Chances are the pilot light on your hot water heater has gone out. Find out how the pilot light in your furnace or water heater works.

How Christmas Lights Work

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Have you ever been standing in your living room with a strand of Christmas lights that just won't work? We'll explain why this happens.

How Light Microscopes Work

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The human eye misses a lot -- enter the incredible world of the microscopic! Explore how a light microscope works.

How Can Light Kill Viruses?

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Hand sanitizers can only get you so far in preventing a viral infection. Scientists are discovering how visible light can be used to destroy viruses. Learn about the laser technique and what it means for the future.

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