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Gigantic 'mud waves' buried deep beneath the ocean floor reveal dramatic formation of Atlantic when Africa and South America finally split

Enormous "mud waves" buried under the Atlantic seabed formed 117 million years ago as the Atlantic Ocean opened up.
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The Atlantic may be sinking faster as Gibraltar slides into the basin

The idea that the Atlantic basin is physically deepening as the Strait of Gibraltar slowly collapses into it sounds like science fiction, yet it reflects a real set of tectonic and oceanographic ...