the best science on the web about
visible light

Making Colors
Image: iStockphoto.com/setixela

Making Colors

To display millions of colors, your monitor only needs to make three: red, green, and blue. Mixing these primary colors produces all the others.

Investigate visible light and find out how telescopes work, how light can be a wave and a particle at the same time, how it can let us see around corners, and why there's no such color as pink.

HowStuffWorks
Loading...
What Is Color?

What Is Color?

Even scientists have a hard time explaining what color is in a way that's easy to understand. Meet Physics Girl, who won the Flame Challenge — beating out nearly 400 other videos. More...

Article
NBC
How to See Around Corners

How to See Around Corners

How do you see around corners? It's easy. All you need is a laser that shoots out bursts of light a few quadrillionths of a second long, and a detector that can time their arrival. More...

Video
Nature
Visible-Light Communication: Tripping the Light Fantastic

Visible-Light Communication: Tripping the Light Fantastic

Could your desk lamp become your new router? Scientists are learning to load data onto visible light, by making it flicker faster than you can see. More...

Article
The Economist
Alternative to X-Rays Uses Visible Light

Alternative to X-Rays Uses Visible Light

Now that scientists can see through things with visible light, will medical X-rays become a thing of the past ? More...

Article
Discovery
Bending Light

Bending Light

See what happens when light travels through different materials and all sorts of prisms in this simulation. More...

Interactive
PhET
How to Transform a Room into a Camera Obscura

How to Transform a Room into a Camera Obscura

You can capture light just as the first camera did about 1000 years ago. After building your room-sized "camera obscura," try to figure out why the image is upside down. More...

Activity
howcast.com
Light Bending & Bouncing

Light Bending & Bouncing

Find out in this illuminating video why science guy Bill Nye's eye looks awry. (Oh, my!) More...

Video
Bill Nye/Disney
Light Facts

Light Facts

Did you know light travels at different speeds through different materials? A snack of facts awaits you here. More...

Article
Science Kids
Quiz: Light & Optics

Quiz: Light & Optics

Why do we see colors? What is light made of? How much does it reflect and bend? Check out your mastery of illumination with this quiz. More...

Interactive
Queensland Science Teachers
There Is No Pink Light

There Is No Pink Light

Where's pink in the visible light spectrum? Answer: nowhere. No wavelength of light appears to us as pink. Then what IS pink? Watch to find out. More...

Video
MinutePhyiscs
Visible Light and the Eye’s Response

Visible Light and the Eye’s Response

Why do light waves of a certain length appear red to us, while others appear blue? Here's a detailed look at what happens when light gets in our eyes. More...

Article
The Physics Classroom
Why Is It Dark at Night?

Why Is It Dark at Night?

To answer this "dumb" question, this video takes you beyond the farthest star and to the beginning of time. More...

Video
MinutePhyiscs

Latest Comments

You Also Might Like

  1. rainbows

    rainbows

  2. electromagnetic spectrum

    electromagnetic spectrum

  3. snowboarding

    snowboarding

  4. radio

    radio