This article was originally published with the title “ Gould's Improved Window for Submarine Helmets ” in Scientific American Magazine Vol. 1 No. 13 (September 1859), p. 204 doi:10.1038 ...

You wouldn't expect it, but military submarines have sails too, but they're not used for what you might think. Here's the real purpose of the naval feature.

On a recent Monday, West Islip High School student William Tarpey, 17, swapped his textbooks and notepads for protective gear, a helmet and a torch. The junior, who is enrolled in the school's ...

A look at a Navy submarine designed with women in mind 03:56. The USS New Jersey made waves when it was commissioned — the first submarine in the U.S. Navy's fleet designed specifically with ...

After more than 100 years, we have the first actual image of the wreck of a sunken U.S. Navy submarine from World War I. A recent expedition to survey it and other lost military hardware has ...

WASHINGTON — The first submarine fully integrated for mixed gender crews will join the Navy fleet next week during a commissioning ceremony in its namesake state of New Jersey. The future USS ...