Contrary to what many people assume, redheads did not originate in Scandinavia, Scotland or Ireland, but in central Asia. ... read more
Red hair most certainly DID evolve for a reason. At least indirectly. Humans evolved in Africa around the Great Rift Valley. The tropical location and very strong sunlight are much more likely to produce serious DNA damage to the skin than places poleward. read more
The causes and origins of red hair, its relations with climate and Celtic and Germanic people. read more