Early submarines were experimental and unforgiving. Crews paid for design mistakes with their lives. This breakdown shows how disasters forced major changes. Progress came at a brutal cost. Prince ...

Submarines are cool, there's no better way to put it. They're boats that travel underwater, and since military ones don't so much as have a single porthole, they use echo location to navigate. One of ...

The Navy’s early experience with submarines was a constant drumbeat of human tragedy. While looking for lost relics deep beneath the Pacific Ocean, mere miles from the coast of San Diego, California, ...