A homemade submarine carrying more than five tons of cocaine was intercepted in the Pacific Ocean off the coast of South America, the US Coast Guard said. The 12-metre vessel had previously been ...

The Nautilus UC3 was the site of the death of journalist Kim Wall. Peter Madsen, who built the submarine, is accused of her murder. They were together on the submarine in August 2017 when it sank.

Taiwan has unveiled its first domestically built submarine, a major step forward in bulking up the island's naval combat capabilities. The vessel's ability to carry a powerful heavyweight torpedo ...