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Articles on Submarines

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Researchers discovered five new species of black corals, including this Hexapathes bikofskii growing out of a nautilus shell more than 2,500 feet (760 meters) below the surface. Jeremy Horowitz

Scientists discover five new species of black corals living thousands of feet below the ocean surface near the Great Barrier Reef

Black corals provide critical habitat for many creatures that live in the dark, often barren, deep sea, and researchers are learning more about these rare corals with every dive.
The KRI Nanggala-402 submarine and its crew in 2012 upon completing an overhaul and retrofit. M Risyal Hidayat/Antara Foto

Lessons Indonesia must learn from the Nanggala submarine tragedy

Indonesian defence planners need to assume the worst-case scenario of future weapon system accidents and account for the whole acquisition lifecycle in weapon system procurements.

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