Scientists have found opal-like crystals in the Tagish Lake meteorite, which fell to Earth in Canada in 2000. This is the first extraterrestrial discovery of these unusual crystals, which may have ...
The gemstone opal could be manufactured synthetically copying a technique employed by a beetle to control the appearance of its outer shell. Researchers from the Department of Zoology at the ...
Add Yahoo as a preferred source to see more of our stories on Google. The 6.0-centimetre (2.4 inch) multi-coloured opal stone named the Vigin Rainbow An Australian museum said Monday it would exhibit ...
The illustrations at the top (steps A through D) depict the creation of 3-D "photonic crystals" to improve the efficiency of thin-film solar cells, a technology that could bring low-cost solar energy.
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