Pearls form when oysters coat irritants with nacre over years. Learn how natural and cultured pearls are created and why oysters matter.

ARLINGTON, Va. (AFPN) -- Scientists from the University of Dayton Research Institute have manipulated the process of shell and pearl formation in oysters to demonstrate a method for depositing ...

For centuries, researchers have puzzled over how oysters grow stunningly symmetrical, perfectly round pearls around irregularly shaped grains of sand or bits of debris. Now a team has shown that ...

A pearl does not begin as something precious. It begins as a problem. Inside an oyster, a tiny particle slips in and settles where it does not belong. It might be a parasite, a rough fragment, or ...

Pearl oyster farming represents a sophisticated intersection of aquaculture, marine biology and sustainable economic development. The production process involves the careful selection of oysters, the ...