A23a, a massive iceberg nearly the size of Rhode Island, towering at 40 meters, is on a collision course with South Georgia.

The world's biggest iceberg—more than twice the size of London—could drift towards a remote island where a scientist warns it risks disrupting feeding for baby penguins and seals.

The world's largest iceberg, A23a, is on a crash course towards South Georgia, threatening millions of penguins and seals.

The world’s largest iceberg is heading towards a remote British island and could threaten millions of penguins and seals that live there. The huge iceberg A23a measures almost 1,500 square miles, roughly twice the size of Greater London,

The world's biggest iceberg — a wall of ice the size of Rhode Island — is lumbering toward a remote island off Antarctica that's home to millions of penguins and seals.

The world's largest iceberg looks set to collide with a group of remote islands in the southern Atlantic, risking the safety of wildlife in a region renowned for rich biodiversity that surpasses even that of the Galapagos.