Unusually large swarm of icebergs drifts into shipping lanes

More than 400 icebergs have drifted into the North Atlantic shipping lanes over the past week in an unusually large swarm for this early in the season, forcing vessels to slow to a crawl or take detours of hundreds of miles.

Endangered seals start journey home after rehab

A U.S. Coast Guard airplane rumbled down an airstrip on Hawaii's Big Island, carrying hundreds of pounds of rare and precious cargo: seven endangered Hawaiian monk seals.

Seven miles deep, ocean still a noisy place

For what may be the first time, NOAA and partner scientists eavesdropped on the deepest part of the world's ocean and instead of finding a sea of silence, discovered a cacophony of sounds both natural and caused by humans.

Warming opens famed Northwest Passage to navigation

Beneath the Aurora Borealis an oil tanker glides through the night past the Coast Guard ice breaker Amundsen and vanishes into the maze of shoals and straits of the Northwest Passage, navigating waters that for millennia ...

US icebreaker reaches North Pole

A US Coast Guard icebreaker has carved its way to the North Pole, becoming the first American surface ship to get to the top of the world by itself, officials said Tuesday.

Visibility a challenge for scientists studying German U-boat

Scientists who set out to use submersibles to study a German U-boat off the Rhode Island coast said Tuesday they were hampered by poor visibility but the mission was still a success because they were able to test new technologies ...

Scientists exploring wreck of sunken U-boat off Rhode Island

Scientists are using submersibles to explore a German U-boat sunk 7 miles off the Rhode Island coast the day before Nazi Germany surrendered in World War II, and they're streaming the attempts online as they work to learn ...

Warning Area in Arctic airspace to aid research and exploration

A 700-mile-long airspace that stretches north from Oliktok Point—the northernmost point of Alaska's Prudhoe Bay—to about 400 miles short of the North Pole has been put under the stewardship of Sandia National Laboratories ...

New technology aids recovery of Alaska plane wreck

On Alaska's Mount Gannett, pleasant weather can turn nasty quickly. Sunshine gives way to frigid rain; clear skies fall victim to thick storm clouds and fog. Not ideal conditions for exploring a 63-year-old plane wreck on ...

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