It all started with an underwater volcanic eruption. Debris shot into the air, gathering force as it cascaded down the volcano's flanks, plunged back into the ocean, and sliced Tonga's only ...

NATO pit elite divers against new sensors to protect undersea cables from sabotage. Foreign adversaries have increasingly targeted undersea cables and underwater infrastructure. The training marks ...

Houthi rebels in Yemen have knocked out a series of underwater cables over the past few months — causing major communication disruptions between Europe and Asia, a report said. The Iranian-backed ...

A Chinese research vessel successfully tested a deep-sea cable cutter. The technology could also be used for sabotage.

‘Grave concern’ for cables in the Baltic Sea as NATO ramps up its guard At least 11 Baltic cables, which provide power and communications, have been damaged since 2023, causing heightened vigilance by ...

Meta announced Project Waterworth in February 2025, but we haven't heard much about its "most ambitious subsea cable yet"—until now. "The program is moving apace," Andy Palmer-Felgate, a subsea cable ...

Underwater cables on the ocean floor in the Mediterranean sea - Sybille Reuter /Getty Images First installed in 1988, the TAT-8 transatlantic fiber-optic submarine cable connected the United States, ...

CHESAPEAKE — A major facility that will produce underwater cables for the offshore wind energy industry is receiving about $28 million in state and local grants, with more than half of that coming ...

Attacks on underwater cables running through strategically significant bodies of water in both the Baltic Sea and the South China Sea by Russia and China, respectively, in recent months has top ...

An undersea power cable that runs between Finland and Estonia was disconnected on Christmas Day. Finland is pretty sure that Russia is to blame. On Thursday, Finnish authorities boarded an oil tanker ...