The bond is one of the most important (but often overlooked) components of diamond tooling. The tools are often categorized into a select few groupings like hard, medium or soft metal-bond, ...

Few things are sharper than shiny leather shoes. But when scuffs or nicks appear, you can feel deflated about your favorite pair. Luckily for you, it’s easy to keep your classy shoes looking their ...

Chinese craftsmen used diamonds and sapphire to polish tools thousands of years earlier than previously believed, according to new research findings. Robert Siegel talks with Peter Lu, a physics ...