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Posts tagged pigment

October 15, 2013

 

man standing with a cheetah

Why Don’t Humans Have Spots Or Stripes?

Ever wondered why we humans don't have spots or stripes? Well, maybe you haven't, but it is interesting that so many creatures are multicolored but we are not.

November 13, 2012

 

Older couple with grey hair

Going Gray

It's impossible for hair to completely change color overnight. Learn more on this Moment of Science.

August 31, 2012

 

egyptian painting

Why Did Cleopatra Wear Makeup?

Over five thousand years ago, the ancient Egyptians used eye shadow, not only for cosmetic but practical purposes as well.

June 13, 2012

 

two white dogs with brown spots

Why Does Spot Have Spots?

Have you ever wondered why some dogs have solid colored coats and some have spots? Find out why on this Moment of Science.

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.

October 7, 2011

 

baby_blue_eyes

Baby Blues

Did you ever wonder why newborn babies have blue eyes? Or how human beings get the various eye colors we have?

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.

December 1, 2009

 

haircolor238

Hair Grows And Grays

How does hair development start, what is a hair follicle, and why does hair turn gray?

July 28, 2009

 

Redheaded Woman

Knocking Out Redheads

Did you know that people with red hair need more anesthesia during surgery than other people? Find out why on this Moment of Science.

April 11, 2006

 

melasma

The Skin Changes of Pregnancy

Because pregnancy increases the amount of blood flowing through the body, including to the skin, many pregnant women do get a rosy glow, but that's not all.

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