Leaders often lose their position at the top, and that doesn't just apply to sports, weather, military or government. In this case, it refers to an iceberg called A23a. The massive 'berg was once ...

Add Yahoo as a preferred source to see more of our stories on Google. The world's largest and most enduring iceberg is splintering into smaller pieces, to the point that it's no longer the biggest ...

Antarctica’s biggest and oldest free‑floating iceberg is undergoing a startling transformation, with its once white surface now streaked by vivid pools of blue. The color shift is more than a visual ...

The world's biggest iceberg has turned bright blue, as scientists warn this transformation heralds its imminent disintegration. The iceberg A-23A first separated from Antarctica's Filchner Ice Shelf ...

An enormous iceberg that split off from the Antarctic ice sheet decades ago has turned an alarmingly bright shade of vivid blue — an alarming indication that it’s about to undergo complete ...