It was designated iceberg D-17. Unlike B-15, which calved from a different point on the Ross shelf, C-19 broke away relatively close to Ross Island, where McMurdo Station is located. B-15A and C ...

Researchers were working off the coast of Antarctica when it happened: A gigantic iceberg about 19 miles long cracked off the ice sheet on Jan. 13, revealing a swath of ocean that had not seen ...