A story on how to shop for Tahitian pearls when visiting French Polynesia, including which shops to visit and how 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 ...

An curved arrow pointing right. South Sea pearls are the largest cultured-pearl variety, sometimes reaching over 20 millimeters in diameter. The Pinctada maxima oyster can take up to five years to ...

Researchers produce the first robust genome of pearl oysters, which they hope can be used to find strains that are resilient to increasingly common diseases or that produce more beautiful pearls.