Everyday Health Though redheads usually know well enough to stay out of the sun, the pigment in their hair may be enough to put them at an increased risk for melanoma. Researchers found this link last fall, but now believe the red hair pigment leaves skin cells more ... and more »
The Augusta Chronicle Like St. Stephen's, most icons are now done in acrylics, though artists still use pigment -tinted egg tempera on smaller panels, layering on colors and gilding with gold leaf. Icons are not meant to look realistic, with portions painted out of scale or ...
The Denver Channel Brittany Costarella, 38, was in the laser chair one recent day, trying to rid her midriff of a winged, haloed red heart. It wasn't ... Lasers deliver hot, powerful pulses through the upper skin to a deeper layer where a tattoo artist has embedded ... and more »
Boing Boing What makes a cheap pigment ? Obviously, that it's plentiful. The red pigment that makes cheap paint is red ochre, which is just iron and oxygen. These are incredibly plentiful: the Earth's crust is 6% iron and 30% oxygen. Oxygen is plentiful and affects ...
MorungExpress When we lost our fur, the sun's ultraviolet rays damaged our newly exposed skin, which reacted by producing melanin, a pigment that absorbs the sun's solar radiation, explain anthropologists at Penn State. 10. More prehistoric highlights: Some ...
PLoS Blogs (blog) They identified a type of melanin, which partly make up the blue-green iridescent patches. They also identified a nitrogen-heavy pigment called erythopterin, which produces the orange- red color. High temperatures and a shortage of nitrogen-rich foods ...
The Republic Brittany Costarella, 38, was in the laser chair one recent day, trying to rid her midriff of a winged, haloed red heart. It wasn't ... Lasers deliver hot, powerful pulses through the upper skin to a deeper layer where a tattoo artist has embedded ... and more »
Macworld UK Simple, short-term features went on blue cards; longer-term goals on pinks cards; and crazy, way-out ideas on red . Pink and ... In medieval art blue was more valuable than gold as you needed expensive lapis lazuli from Afghanistan to make the best pigment .
NBCNews.com (blog) By analyzing tiny paint chips from one of only a few surviving artifacts from the trains, Wesolowski discovered that the true color of the historic ra...