Learn how the Antarctic Circumpolar Current formed during the Oligocene, as winds, shifting continents, and ocean gateways ...
Thirty-four million years ago, Antarctica was not yet the frozen continent we know. Forests still clung to its margins, and warm ocean water lapped against its coasts. Then something shifted. Tectonic ...
SYDNEY (Reuters) - Elephant seals wearing head sensors and swimming deep beneath Antarctic ice have helped scientists better understand how the ocean's coldest, deepest waters are formed, providing ...