On June 14, 1952, the town of Groton, Connecticut, had a presidential visitor. This day, 73 years ago, former U.S. President Harry S. Truman traveled to Electric Boat Shipyard in Groton to ...

Over the centuries, nautilus shells have inspired math, poetry, jewelry and paintings. ... and built large traps out of steel, mesh and chicken wire, baited with raw meat (usually chicken).

Object Details Author Saunders, W. Bruce Landman, Neil H Contents Nautilus studies-- the first twenty-two centuries / Richard Arnold Davis -- The ancestry of the genus Nautilus / Curt Teichert and ...

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 ...

Because the argonaut still carries around a nautilus-shell-like construction, it has fueled the scientific debate about whether, and how, an animal can lose such a structure during the course of ...