Australian Opal Direct has announced its natural Australian opal ring collection featuring rare gemstones from Queensland, ...

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 ...

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.

Tonight at the 82nd Golden Globe Awards, the world might have finally understood the meaning of High Jewelry (one-of-a-kind pieces handcrafted in jewelry ateliers by expertly skilled craftsmen using ...

THE man behind one of Rundle Mall's iconic opal stores is leaving the retail jeweller to focus on cutting the stones for a wholesale market. After 37 years Greek-born Con Arsenikakis has sold his ...