A cross section of a chambered nautilus shell shows the newly defined shape, the "soft cell," repeating outward in a spiral. FlamingPumpkin via Getty Images When humans cover a space using tiles of ...

Mathematicians have described 1 a new class of shape that characterizes forms commonly found in nature — from the chambers in the iconic spiral shell of the nautilus to the way in which seeds pack ...

Although its name and likeness are ubiquitous, very little is actually known about the nautilus, a sea creature distinguished by its hallmark spiral-shaped shell. However, three new species of ...

OAKLAND, Calif.— The National Marine Fisheries Service today announced it will consider giving Endangered Species Act protection to the chambered nautilus, an ocean mollusk threatened with extinction ...