The hard shell of the nautilus encloses a series of chambers. “The animal resides in the shell’s largest chamber, while the other chambers function like the ballast tanks of a submarine ...

Mrs. Dwight D. Eisenhower smashed a bottle of champagne across the bow of the USS Nautilus today and launched the world's first atomic-powered submarine into a new era of war or peace.

The chambered, or pearly, nautilus (Nautilus pompilius) is a charismatic cephalopod species known for its exceptional spiraling, chambered shell. It belongs to a family that has barely changed since ...

Papahānaumokuākea covers over 582,500 square miles and is one of the largest marine conservation areas in the world. E/V Nautilus hasn’t slowed down since the yellow brick road. It’s ...