The half-cut shell of the modern Nautilus (right). 3D-printed half-cut ammonite shell (left). Chamber model from the current study, cut to show internal geometry (top). Disclaimer: AAAS and ...

The third-generation Lincoln Nautilus was designed to be a sanctuary, with its “Lincoln Rejuvenate” feature offering owners a ...

The USS Nautilus was the world's first nuclear-powered submarine. It participated in scientific and military operations ...