How do US submarines launch nuclear missiles underwater? 🚀🌊 Nuclear-powered ballistic missile submarines (SSBNs) use advanced systems to fire missiles while completely submerged. The submarine rises to launch depth, floods the missile tube with water, and uses gas pressure to push the missile upward—not explosives. Once the missile reaches the surface, its rocket engines ignite and it heads into space toward its target. These submarines are a key part of the nuclear triad and are designed for

THE SECRET WORLD OF SUBMARINES – HOW THEY SURVIVE DEEP BELOW | An explainer on how modern submarines operate, survive, and support their crew during long months underwater. This is an old story retold about the hidden world beneath the waves — the world of modern submarines. Nuclear-powered submarines are among the most complex machines ever built, engineered to travel thousands of miles without surfacing and designed for missions that remain unseen. A submarine’s nuclear reactor gives it virtua