Scientists just beat diamonds at their own game

Diamonds are precious. They're valued for their beauty but they also have some incredible real-world applications. Thanks to its incredible hardness, diamond is often used to line blades and other tools, and while those industrial-quality diamonds aren't the same kind you'd find on a wedding ring, they're still strong, pricey, and valuable. Scientists have long imagined a day when they could create artificial diamonds that are actually stronger than natural ones, and as a new research paper reve...