A, the world’s oldest and largest (about the size of Rhode Island), may hit South Georgia Island, home to vulnerable penguins and seabirds.

"Therefore, the iceberg area contracted by almost 11% from November 2023 during the drift in open water," the press service of the Arctic and Antarctic Research Institute said ...

Known as A23a, the world's biggest and oldest iceberg calved from the Antarctic shelf in 1986. It remained stuck for over 30 years before finally breaking free in 2020, its lumbering journey north ...

The massive A23a iceberg, covering around 3,500 square kilometers (1,350 square miles), broke off from the Antarctic shelf in 1986 and remains the world's largest and oldest iceberg. After ...

On Jan. 22, NOAA’s GOES East satellite captured imagery of A23a slowly drifting northeastward in the Southern Ocean. According to the U.S. National Ice Center—the global entity that names ...

According to the U.S. National Ice Center—the global entity that names, tracks and documents Antarctic icebergs that meet specific size criteria—Iceberg A23a was 1062.22 nautical miles in area ...

Known as A23a, the 1,400-square-mile iceberg had been stuck on the ocean floor near Antarctica for 37 years after splitting in 1986 from the Antarctic’s Filchner Ice Shelf. But it began to move ...

Roughly 3 500 square kilometres across, the world's biggest and oldest iceberg, known as A23a, calved from the Antarctic shelf in 1986. It remained stuck for over 30 years before finally breaking ...

The trillion-ton slab of ice that scientists call a "megaburg" broke off from the Antarctic’s Filchner Ice Shelf in 1986. Scientists catalogued it under the name A23a. It was stuck at sea for decades ...