Search Results | light
Your search for "light" returned 7,453 results
How Light Microscopes Work
science.howstuffworks.com/light-microscope.htm
The human eye misses a lot -- enter the incredible world of the microscopic! Explore how a light microscope works.
How Light Sticks Work
science.howstuffworks.com/innovation/everyday-innovations/light-stick.htm
Light sticks produce a mesmerizing neon glow before slowly extinguishing. Learn about light sticks, chemical light sticks and how they work.
How Can Light Kill Viruses?
science.howstuffworks.com/life/cellular-microscopic/light-virus.htm
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.
How to Use a Ring Light (Even If You're Not an Influencer)
electronics.howstuffworks.com/cameras-photography/tips/ring-light.htm
The ring light is a quick and easy way to brighten up video conferences. Learn how to set up a ring light to improve image quality.
How Light Propulsion Will Work
science.howstuffworks.com/light-propulsion.htm
Like many new technologies, light propulsion was originally conceived as a tool of war and national defense. But the "Star Wars" missile defense system may eventually send rockets, rather than missile-destroying lasers, into space.
Light 'Em Up for the Holidays: Illuminate us with your knowledge of Christmas lights!
play.howstuffworks.com/quiz/christmas-lights-quiz
Most everyone looks forward to seeing the colorful sparkle of Christmas lights at the end of every year. But how much do you really know about these seasonal displays? Find out by taking this quiz.
Quiz: Do you know how fluorescent lights work?
play.howstuffworks.com/quiz/fluorescent-lights-quiz
Let there be fluorescent light! Fluorescent lights are found everywhere, but do you know how they work? Those white tubes are more efficient than incandescent bulbs and don't get as hot. Take our quiz to see how much you know about the science inside these fluorescent lamps.
Is Light Matter and Does It Weigh Anything?
science.howstuffworks.com/light-weigh.htm
Seven ounces a ray! No, that's a lie. Measuring the weight of light is not as straightforward as that. So what's the more complicated explanation?
What do the brake warning lights mean in my car?
auto.howstuffworks.com/auto-parts/brakes/brake-problems/brake-warning-lights.htm
Brake warning lights alert you to potential brake failure. Learn what your brake warning lights may be telling you.
How Brake Light Wiring Works
auto.howstuffworks.com/auto-parts/brakes/brake-repair/brake-light-wiring.htm
Brake light wiring can be a bit tricky, but it's doable. Learn how brake light wiring works at HowStuffWorks.