A massive iceberg the size of the city of Chicago has broken off an antarctic ice shelf revealing a stunning ecosystem beneath it, according to researchers. The iceberg, dubbed A-84, first broke ...

The discovery was facilitated by an international team of scientists who used an expedition vehicle named SuBastian. An iceberg the size of Chicago was previously attached to the George VI Ice Shelf.

Gigantic iceberg breaks off George VI Ice Shelf, exposing century-old underwater ecosystem with Antarctic sponges and corals.

4/14/25 (LAPost.com) — A colossal iceberg named A-84 – comparable in size to Chicago – calved from ... said. “The discovery offers new insights into how ecosystems function beneath ...