Understanding methane's seabed escape

A shipboard expedition off Norway, to determine how methane escapes from beneath the Arctic seabed, has discovered widespread pockets of the gas and numerous channels that allow it to reach the seafloor.

Future naval force may sail with the strength of titanium

Steel may have met its match: An Office of Naval Research (ONR)-funded project will produce a full-size ship hull section made entirely with marine-grade titanium using a welding innovation that could help bring titanium ...

Rescue of icebound Antarctic ship faces setback

A Chinese icebreaker that was en route to rescue a ship trapped in Antarctic ice was forced to turn back on Saturday after being unable to push its way through the heavy sea ice.

Icebound ship in Antarctica edges closer to rescue

A ship that has been trapped in thick Antarctic ice since Christmas Eve was nearing rescue on Friday, after a Chinese icebreaker named the Snow Dragon drew close to the icebound vessel.

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