Posted by BoingBoing take on the perennial myth of redhead extinction in a short piece, which includes a link to a Stanford University piece with a simple explanation of red hair and recessive genes. Good to know that the world won’t be deprived of redheads for a while yet.
[Image: Four shades of Red, part II, a Creative Commons Attribution Share-Alike (2.0) image from e3000‘s photostream]
Biodiversity Revolution 
Being one of four siblings, all with red hair and freckles and both parents with brown hair (one with fair skin and other with fair skin and freckles), I found this article solved a family mystery. It’s comforting to know my dear mother wasn’t extra friendly with the same milkman!