Chinese scientists have created a diamond with no Achilles’ heel – one that cannot be broken, even by a hard knock with a hammer – according to a paper published in the peer-reviewed journal Nature Synthesis. While a diamond is the hardest natural material on Earth, it has a major weakness. It ...

Source: [SCMP](https://www.scmp.com/news/china/science/article/3362770/tougher-armour-hard-diamond-chinas-unbreakable-crystal-breakthrough?utm_source=rss_feed)

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