The world’s largest iceberg is still on the move and there are fears that it could be headed north from Antarctica toward the island of South Georgia. The iceberg, called A23a, was previously ...

A major body of frozen water has run aground in the Southern Ocean. A23a, the world’s largest and oldest iceberg, broke off Antarctica nearly 40 years ago. In 2020, it began to journey toward ...

Erosion has carved huge arches and cavernous hollows into the world’s largest iceberg as it floats through the ocean away from Antarctica, spectacular new photos show. The images were captured ...

The A23a iceberg, photographed last December. It first split from Antartica in 1986 and stayed in the Weddell Sea until 2020, when it started drifting away. Andrew Meijers / British Antarctic ...