Nature has a lot to offer to humans. Most precious jewelry is made from metals and stones buried deep within the Earth’s surface but the discovery of these rare jewels is not just limited to land. The ...

• Natural pearls: Formed without human interference, these are incredibly rare. • Cultured pearls: The process is natural, but guided by farmers who carefully place a nucleus inside the mollusc to ...

Mollusks maintain the symmetry of their pearls by adjusting the thickness of each layer of shimmering nacre. If one layer of the pearl’s nacre is thinner, the next layer is thicker and will balance ...

The first thing to explain here is that if you have never listened to the Ask Sam radio segment, there’s a theme song which poses several – shall we say – farcical questions. One of which is the ...

“This is a Hallmark story if there ever was one,” Ken Steinkamp, 75, told 'USA Today.' Getty A couple who found a pearl inside a clam while on a date years ago has turned the gemstone into a precious ...