"Great find! Lucky you." Shopper stunned after discovering true value of item purchased at thrift store for just $6: 'It's so ...

Opals have a unique property: Their color comes not from pigment, but from their internal molecular structure, which is organized in such a way that it reflects certain wavelengths of light.

Nature News reports that British and Canadian chemists have developed synthetic opals that can very quickly switch between various colors when a few volts of electricity are applied to them. The ...

The Fusing Shop unveils its breathtaking Borosilicate Galaxy Marble with Radiant Synthetic Opal, a captivating new addition for collectors and art enthusiasts. This stunning creation merges the ...

Opal miners in South Australia's north say the sale of synthetic opals is crippling the industry. Opal miner James Mougris says cheap synthetic opals are keeping the price of genuine stones down ...

A synthetic material that mimics the qualities of an iridescent opal may have wide-reaching technological applications, its creators say. With the application of an electric current the material can ...

By layering tiny nanospheres onto stretchy fabric, scientists have created a material that changes color when stretched. Called "polymer opal" by the team, the material mimics the multicolored ...

Opal is made from stacks of silica spheres, each just a few hundred nanometres across. When light bounces off the spheres, interference and diffraction eliminates some wavelengths, giving the ...

Opals have a unique property: Their color comes not from pigment, but from their internal molecular structure, which is organized in such a way that it reflects certain wavelengths of light. This ...