Layering those spheres on an elastic fabric produces a flexible opal ... opals' starting color, with larger spheres appearing red initially, and smaller spheres starting at blue.

Researchers have devised a new method for stacking microscopic marbles into regular layers, producing intriguing materials which scatter light into intense colors ... be found in opal gemstones ...

The opal comes alive when worn around the neck, and with every different light source, the colors dance and change and even ...

The Black Opal Drink is a vibrant blue creation that combines vodka ... it’s an experience. With its vibrant color, smooth ...

For the 2012 Australian Motor Show that’s headed to Sydney this month, Lexus took one of the best liked concept cars it ever made and made it different. Instead of the sporty red the LF-LC used ...

Some of the brightest colours in nature can be found in opal gemstones ... When stretched, the material shifts into the blue range of the spectrum, and when compressed, the colour shifts towards ...