World's largest iceberg breaks free and spins wildly after 30-year Antarctic freeze

The world's largest iceberg, affectionately called A23a, has led an exciting life. In 1986, it cleaved from the Antarctica continent and started drifting northward. But then it got stuck in mud at the bottom of the Weddell Sea. I guess that's what happens to an iceberg that's 1,000 feet deep. — Read the rest

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