BOSTON – Canadian assets overheard "banging noises" in the search for the missing Titan submersible on multiple occasions over the past two days, authorities confirmed during a briefing Wednesday at ...

The mysterious 'Bloop' noise detected off Florida in 1997 baffled scientists for years, with many convinced it was some unknown creature lurking in the depths - but the real explanation was far more s ...

[Update: Now what? OceanGate sub tragedy sets off a torrent of questions without answers] Searchers are continuing to hear what they describe as “banging” noises as they monitor underwater sounds for ...

The United States is facing increasing international pressure to place limitations on the use of military sonar, the underwater equivalent of radar that has been linked to mass strandings of whales.

Precise underwater navigation is critical for autonomous and remotely operated deep-sea vehicles, yet variations in seawater ...

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The Earth's mighty oceans are even more mysterious than outer space. The majority of the planet's surface is covered by water, but 95% of our oceans remain unexplored. We know more about Mars than we ...