Explore an ancient ocean’s hidden treasures as we uncover stunning crystals and botryoidal agate formations preserved inside ...

Agatized coral is one of nature’s rarest and most stunning geological creations. Formed over 20 million years, this fossilized coral has been slowly replaced with agate, creating colors and patterns ...

A groundbreaking study of 7,000-year-old exposed coral reef fossils reveals how human fishing has transformed Caribbean reef food webs: As sharks declined by 75 percent and fish preferred by humans ...

I was recently watching an old surf movie about the Pipe Masters surf contest held at Pipeline on the North Shore of O‘ahu and got a kick out of the prio surfers talking about the reef at Pipeline.

Petoskey and Charlevoix stones are both fossilized coral from the Devonian Age, found in Michigan. Petoskey stones have a larger, more symmetrical hexagonal pattern than Charlevoix stones. Rock ...

A research team has used nitrogen isotope analysis to demonstrate that 385 million years old corals from the Eifel and Sauerland regions had symbionts. This finding represents the earliest evidence of ...