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Huge mud waves formed the Atlantic Ocean 117 million years ago

Huge mud waves formed the Atlantic Ocean 117 million years ago
science8/9/2025

117-million-year-old mud waves bring forward the opening of the Equatorial Atlantic Gate; seismic activity rewrites tectonics and climate.

The Atlantic Ocean did not spring into existence in a sudden tectonic snap; its earliest pulse can now be traced through a set of one-kilometer-long mud waves lying more than 3,000 feet below today’s seafloor some 250 miles west of Guinea-Bissau. New... [5733 chars]