Why Icebergs Actually Flip Over

The Curious Core on Instagram: "This stunning footage captures a freshly calved iceberg flipping in the Ilulissat Icefjord, Greenland — one of the most active glacier systems on Earth. As the iceberg breaks free from the glacier, its hidden underwater mass causes it to rotate, slowly turning until it finds a new balance in the water. What looks like a gentle motion is driven by enormous forces. Most of an iceberg lies beneath the surface, and when the weight distribution changes, gravity and buo