I visited the USS Nautilus, the world's first nuclear-powered submarine. Take a look inside.
The USS Nautilus was the world's first nuclear-powered submarine. It participated in scientific and military operations ...
North Korea building nuclear-powered submarine with missile capability — and Russia may have helped
North Korea has long vied for nuclear-powered submarines, which would allow it to fire missiles from underwater. Advanced ...
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North Korea unveils nuclear submarine for the first time
North Korea has unveiled its first nuclear-powered submarine, which is still under construction, informs NBC News. According ...