A Moment of Science

Posts tagged melanin

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.

June 4, 2013

 

Increased UV exposure triggers melanin production, resulting in more freckles. - Photo: Paulina Spencer (Flickr)

Sunkissed: Why Do We Have More Freckles During The Summer?

Ever wonder why our freckles seem to multiply with the advent of warmer weather and longer days?

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.

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?

June 23, 2005

 

Split Ends

Split ends are a common enough hair complaint, but do you know what precisely is splitting, and how, and why? In order to answer these questions and more, a quick hair anatomy lesson. Learn more on this Moment of Science.

May 3, 2005

 

The moon shines over a brightly lit city

Moon Tanning?

Can spending enough time under a very bright moon get you tan?

September 27, 2003

 

Spots and Stripes

Why do some creatures have spots and stripes, while others don't?

September 27, 2003

 

Chameleons

We all thought we knew why chameleons change color, but most of us were probably wrong. Chameleons on today’s Moment of Science.

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