Ranked: Different Hair Colors

Different Hair Colors

The Fischer-Saller Scale classifies human hair color into 24 shades, ranging from very light to red. These classifications are determined by the amount of two … Read more

Ranked: Different Blood Types

Different blood type

Blood types are determined by the presence/absence of inherited antigens on the surface of red blood cells. These antigens may be proteins, glycoproteins, carbohydrates, or … Read more

Ranking: Different Color Eyes

Extreme close-up of a digital composite of eyes

Hundreds of thousands of humans are born with distinctive eye colors. While blue, brown, and green occur most frequently around the world, a wide spectrum … Read more