What do a dead blue snake that was green when it lived, a modified, hardened beetle forewing that is still vibrant after 50 million years (PDF), the shiny blue Pollia condensata berries (previously), and a wide variety of blue-colored birds have in common? Structural coloration, specifically the structural designs of a variety of reflective prism structures that overcome the natural difficulty to create blue (and green) colors.
Journal of Art in Society tells the story of the most unusual pigment: The life and death of Mummy Brown. [more inside]
40,000-year-old rock paintings are alive. "These organisms are alive and could have replenished themselves over endless millennia to explain the freshness of the paintings' appearance," Professor Pettigrew told BBC News.
Brilliant bookshelves by color. What's that? You can't find The Scarlet Letter? Did you look under lipstick red? [more inside]
No more liver spots. No more birthmarks. No more RACISM? How about a new cosmoceutical that allows you to change skin color at will? Just rub on a cream, and you're no longer black, but asian. Another one changes you from a pasty-legged geek into a bronze adonis! Now how much would you pay?