Mollusks are fabulous architects. They build houses that protect their soft bodies from predators and the elements—shells of uncommon strength, durability and beauty. Many of these shells have ...

Many microbes wear beautifully patterned crystalline shells, which protect them from a harsh world and can even help them reel in food. Now scientists have zoomed in on the very first step in ...

Symmetry is a feature of many plants, animals and even some molecules — like water. But that’s not the case with snails and their coiled shells. They are chiral — asymmetrical in such a way that they ...

Earth turned faster at the end of the time of the dinosaurs than it does today, rotating 372 times a year, compared to the current 365, according to a new study of fossil mollusk shells from the late ...