What is a stackable wooden doll that originated in Russia called? If you guessed a nesting doll, or in Russian, a matryoshka, you are correct. Nesting dolls are interesting things to collect because ...

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 ...