A mysterious black diamond stumped experts for years until one Belgian cutter invented a new machine to shape the 612-carat ...

Russia Diamond Production: Diamonds are the one of the world's most coveted natural resources, cherished for their ornamental use besides their industrial applications due to their exceptional ...

With over a dozen credit cards and millions of credit card points racked up, Nancy Jiang condenses the complex world of card-churning for maximum rewards with minimum effort. Her work has been ...