Researchers have found a "unique" collection of "cave pearls"—some of which contain archaeological artifacts—in an ancient tunnel, a study has reported. Cave pearls are a type of "speleothem"—a term ...

MANILA, Philippines (AP) — A Filipino fisherman in western Palawan island has found possibly the world's biggest pearl, but he didn't know it. For 10 years, the 34-kilogram (75-pound) pearl was hidden ...

“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 ...

so a subscriber told us to come to a cave in the woods and he said it's one of the deepest ones he's ever been in this is kind of where the cordin at but he didn't say it was a pit entrance so we ...