More interesting, perhaps, is the biological process that occurs for the pearls to form. When debris gets trapped in between ...

While nearly all of the world's most treasured gemstones can be found buried underground, pearls hide in a far more unexpected setting: inside a shell. So how exactly did these iridescent jewels ...

Scientifically, pearls are formed by marine oysters and freshwater mussels as a natural defense against irritants such as a parasite or grains of sand entering their shell, according to the ...

Mother-of-pearl is the hard, silvery, internal layer of several kinds of shells, especially oysters, the large varieties of which in the Indian Seas secrete this coat of sufficient thickness to ...

Learn about the three birthstones associated with June - what they mean, how to wear them, and how to care for them.

A team member uncovering a pearl shell at Akamaru. Credit: James Flexner & Emilie Perez. What was everyday life like for French Polynesians in the 19th century? An archaeology team co-led by the ...

But what happens to all the oysters and the pearls that are rejected? Mr. Iwahashi of the research institute, who has worked at Mikimoto for 34 years, said crushed oyster shells and useful ...

Some beer drinkers are taken aback when they encounter a beer made with oysters or oyster shells. Oyster stouts, though, are not one of the newfound crazy-flavored beers brewed during the current ...