Jewelry makers have been showcasing the marine mollusk, and vintage sellers say they can’t keep them in stock.

Jephthah’s band became a formidable force since the elders of Gilead wanted him and his men to return and lead them against their enemies, the Ammonites. Jephthah agreed on the condition that he ...

Koichi Fukuoka’s career as a copperplate engraver took an unexpected turn after he encountered fossils of ammonites, a spiral-shelled creature that lived in the age of the dinosaurs. The artist ...