A cold winter is in store for those in the northern U.S., with milder temperatures across the southern tier, according to ...

The world's largest iceberg, A23a, is stuck again. For more than 30 years, the giant frozen block — equivalent to the size of Rhode Island — was grounded on the sea floor in Antarctic coastal waters.

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It's been a long and unusual journey for the world's largest iceberg, known as A23a, but it's ending in a relatively usual way: breaking apart and melting in the warmer waters of the South Atlantic ...