Small ammonites have become earrings in the hands of Gabriella Kiss and Margery Hirschey, both fine jewelry designers in the United States. “I just try to honor them as they are,” said Ms ...

Opalized ammonite fossils are some of the most unique and spectacular paleontological specimens. They were formed through a geological process known as opalization, wherein organic material from ...

A newly found icy object, Ammonite, may be a 4-billion-year-old fossil from the Solar System’s edge—and it’s casting doubt on the Planet Nine theory.

The 210lb (96kg) fossil is thought to be around 115 million years old, living during the Cretaceous period. The pair, founders of the organisation of Wight Coast Fossils, describe the ammonite as ...