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Underwater Maintenance

Underwater Maintenance

Woods Hole Oceanographic Institution operates the U.S. Navy-owned Deep Submergence Vehicle Alvin for the national oceanographic community. Alvin, built in 1964 as the world’s first deep-ocean submersible, has made more […]

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Cracking up in Greenland

Cracking up in Greenland

This researcher stands where hours earlier there was a lake, filled with melted ice water. Once drained, through a massive crack, scientists could step inside the lake bed and learn what happened.  Read More

Tag! You’re it!

Tag! You're it!

Engineering Assistant Jim Dunn, aboard R/V Oceanus, attaches a tagline to a mooring in the Gulf Stream in November 2007. The mooring was deployed as but one part of a […]

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The Muds of Time

The Muds of Time

Sediment accumulating on the bottom of the sea carries in it clues to the past, in the form of tiny shells, chemical compounds, and isotopes of elements that reflect climate […]

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Blue Clam in the Red Sea

Blue Clam in the Red Sea

Giant clams, Tridacna, can have colorful mantle tissue, including bright blue. Eight species of Tridacna, most threatened by over-harvesting, live in shallow waters of the South Pacific and Indian Oceans. […]

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Polychaete pasta?

Polychaete pasta?

Magnified under a microscope, the tentacles of a terebellid —a marine polychaete worm, also called the “spaghetti worm”—look like an impossible tangle of pink yarn or vermicelli. Those sticky tentacles […]

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