The Exploratorium
Science Snacks
Snacks about Polarization

Snack name


Blue Sky

Now you can explain why the sky is blue and the sunset is red.

Bone Stress

Polarized light reveals stress patterns in clear plastic

Glue Stick Sunset

The scattering of light by the atmosphere, which creates the blue sky and red sunsets, can be modeled when light from a flashlight shines through clear glue sticks.

Polarized Light Mosaic

With polarized light, you can make a stained glass window without glass.

Polarized Sunglasses

If you rotate a pair of polarizing sunglasses, you will find that they cut road glare much better in some positions than in others.

Rotating Light

Polarized light passing through sugar, water "rotates" to reveal beautiful colors.