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Posts tagged color

October 18, 2011


x ray of a frog

Using X-Rays To Find The Color Of Fossilized Skin And Feathers

Researchers found that if they bombard fossils with a special type of intense x-ray, they can find the pigment's location.

August 1, 2011


blue-green canvas shoes that are damp

Why Do My Clothes Change Color When They Get Hit With Water?

We've all seen how when we splash water on cloth, the places where the water hits appear darker than the rest. Does the cloth change color when wet?

November 12, 2010


Corner of a room

Visual Systems, Binocular Vision, And Wall Color

Why does the corner of the room, where two walls and the ceiling meet seem to show two different wall colors?

October 11, 2010


blue bird by a tree

Why Blue Birds Aren’t Blue

Are you a bird watcher? Well, you should know that a bird that appears blue is actually colorless.

February 4, 2010



Cats And Colors

Have you ever wondered why your cat cannot see color?

January 9, 2009


Woman rubbing her eyes

The Amazing Flash Illusion

If you've ever rubbed your eyes and seen faint sparkles of light, you have demonstrated a surprising fact of sensory physiology.

December 1, 2008


Camoflauged cuttlefish on ocean bottom

Cuttlefish: Colorblind Masters of Camouflage

Clever cephalopods and colorblind camouflage champions---cuttlefish!

October 16, 2008


Dryer lint in bucket

The Color of Lint

Your laundry is a mix of clothes of all different colors. Why, then, does the lint that collects in the lint tray always come out a bland gray?

January 1, 2008


Oregon Trail Oil Painting

Changing Oil Paintings

The shift is gradual once the artist finishes, taking decades, or even centuries, but eventually colors fade, darken, or become more transparent over time.

August 2, 2007


Multicolored milk puddle

What’s So Primary about Primary Colors?

With three simple ingredients, a red, a green, and a blue spotlight, you can make any color of the rainbow. Learn more on this Moment of Science.

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