An ad fraud scheme dubbed Matryoshka is preferentially targeting U.S. swing states in a reportedly Russian-owned mobile app that has historically been linked with white supremacism content, according ...

No, you’re not seeing double: The world’s first diamond within a diamond has just been discovered in Russia—and it may be more than 800 million years old. Dubbed the Matryoshka after its Russian ...

As the world reopens in full force amid COVID-19 vaccination efforts, brands seek new ways to turn customers’ in-store experience into something that not only makes them feel safe but keeps them ...

An exceedingly rare gem known as a Matryoshka diamond has been unearthed by miners in Russia. The diamond, named for its resemblance to traditional Russian nesting dolls, was discovered in Yakutia at ...

When you think of things that are quintessentially Russian, you might think of those painted wooden nesting dolls stacked one inside another. NPR's John Ruwitch visited the place where most of the ...

Thanks largely to De Beers, which was created in the late 19 th century to control the diamond trade, most people think diamonds are a lot scarcer than they actually are. But an extraordinary diamond ...