Welcome to Coober Pedy, the town that lives underground. Originally a mining town, many of the residents of Australia's Coober Pedy live in dugouts to escape the heat. During the town's summer months, ...

Australian Opal Direct releases the World's First Next-Generation Opal Website, the brand leader continues to redefine innovation as it leads the global Opal industry forward Australian Opal Direct, a ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...