Search Results | lighting
Your search for "lighting" returned 6,604 results
What do the UL marks on so many products mean?
electronics.howstuffworks.com/everyday-tech/question218.htm
A large number of electronic devices carry "UL" marks. You can find them on everything from Christmas lights to digital camcorders. What does this logo mean?
Twinkle, Twinkle: The Ultimate Stars Quiz
science.howstuffworks.com/stars-quiz.htm
Stars are giant nuclear fusion reactors, and we wouldn't exist without them. Find out how much you know about these twinkling lights with our quiz.
Thomas Edison Inventions: What Did He Invent?
science.howstuffworks.com/innovation/famous-inventors/what-did-thomas-edison-invent.htm
With more than a thousand patents for inventions ranging from light bulbs to cement, Thomas Edison was one of the world's most prolific tinkerers. What did Edison dream up?
How Do Fireworks Explode in Specific Shapes?
science.howstuffworks.com/innovation/everyday-innovations/firework-shapes.htm
Nothing quite thrills like seeing fireworks light up the night sky. A lot of design and planning goes into creating the awe-inspiring shapes we've come to love.
Annuals for Part Shade
home.howstuffworks.com/annuals-for-part-shade.htm
Many gardens have spots that are shady at least part of the time. The areas that get a mix of light and shade are perfect for planting partial shade annuals. Learn which annuals to use.
Can You Identify All These Police Vehicles?
play.howstuffworks.com/quiz/can-you-identify-all-these-police-vehicles
All police vehicles are not created equal. Can you tell which vehicle is under the flashing red and blue lights that are going to put a crimp in your day - or save the day?
Why Is Snow White?
science.howstuffworks.com/nature/climate-weather/atmospheric/question524.htm
Why is snow white? It's frozen water, and water isn't white, it's clear. Learn why snow is white by examining the frequencies of light and how they're absorbed.
How does glow-in-the-dark stuff work?
science.howstuffworks.com/innovation/science-questions/question388.htm
You can find glow-in-the-dark item everywhere these days. Have you ever wondered how these items produce their light? Find out the answer to that question in this article.
Why Distant Mountains Appear Blue to the Naked Eye
science.howstuffworks.com/mountains-appear-blue.htm
Your eyes aren't playing tricks on you. Those mountains way off in the distance really do look blue, and it's because of how light wavelengths scatter in the atmosphere.
Can you get a glow-in-the-dark tattoo?
people.howstuffworks.com/culture-traditions/body-art/can-get-glow-in-dark-tattoo.htm
Now you see it, now you don't. Find out how a tattoo can go from invisible to visible with the flick of a light switch at HowStuffWorks.