The brilliantly shiny diamond is more than just pretty; it's one of the hardest minerals on Earth, with a name derived from the Greek word adámas, meaning unbreakable. Scientists have now engineered a ...

Currently, diamond is regarded to be one of the hardest and most scratch-resistant natural materials in the world. Most diamonds found in nature and often used in jewelry display a cubic crystal ...

Scientists have used a mix of physical and chemical properties to bend salt into hexagonal crystals for the first time ever. They formed the thin layer of crystalline salt on a substrate (foundation ...