A Matryoshka diamond, the first of its kind, was discovered in a diamond mine in Russia. An air pocket nestled inside the diamond contains an even tinier diamond that rattles when shook. Scientists ...

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Diamond stands up to a squeeze. Surprisingly, the material’s structure persists even when compressed to 2 trillion pascals, more than five times the pressure in Earth’s core, scientists report January ...

Settling a half century of debate, researchers have discovered that tiny linear defects can propagate through a material faster than sound waves do. These linear defects, or dislocations, are what ...

The Earth needs to chill and showering it in bling could be the way to do it. Scientists are interested in depositing diamond dust into the atmosphere in order to reflect sunlight and cool down the ...