Seashells tend to appear quietly. After the tide pulls back, they are just there, mixed into the sand, sometimes whole, sometimes worn thin. They do not look like remains at first. More like leftovers ...

Sea turtles have an average lifespan of 20 to 30 years. During that timeframe, they experience changes in ocean chemistry, ocean temperatures, and even prey abundance. Just how much sea turtles are ...

Techniques developed to study the distant past—from dating ancient artifacts to reconstructing climate records in ice cores—are now being repurposed to help us better understand the lives of modern ...

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, as certain quirky cartoons have shown. The shell grows with the turtle, ...

Learn how researchers use archaeological techniques to show how sea turtle shells grow in layers that capture chemical clues about diet, movement, and ocean change over time. Sea turtles don’t just ...

Researchers at the University of Miami’s Rosenstiel School have developed a method to read the chemical layers inside sea turtle shells like a biological stopwatch, reconstructing years of an animal’s ...