Everybody, meet Iceberg. Iceberg looks and behaves like a lot of other killer whales, with one very big exception: Iceberg is entirely white. In fact, researchers say he's the only all-white, adult orca to ever be observed.
Exactly one hundred years ago today, an ocean liner struck a block of ice and sank in the North Atlantic. The story of the ocean liner has been told hundreds of times. This story is about the block of ice.
In the summer of 1997, the US National Oceanic and Atmospheric Administration picked up a sound from deep beneath the Pacific. The sound seemed to come from an animal far larger than any we've ever seen. This was the Bloop.
An enormous chunk of the Wilkins Ice Shelf in Antarctica started collapsing a few weeks ago. The slab, roughly the size of Connecticut, is "hanging by a thread." What will happen when over 5,000 square miles of ice break free? It could be a part of the coming ecological apocalypse. But if we just use the right…