- Submarines or submersible watercrafts have been a long time in the making. Just how long?
- As weight is distributed throughout a submarine its position in the water is affected. How do submarines retain their position?
- The first nuclear powered submarine, USS Nautilus (SSN 571) made its debut some 85 years after Verne's fictional Nautilus. Verne wrote about his vessel: “le pouvoir dynamique de mes machines est à peu près infini" or "“the dynamic power of my engines is nearly infinite." Was Verne's prediction correct?