You know when you have some ice in your drink while enjoying a summer picnic and the ice seems to flip over by itself? That’s because the exposed ice melts faster than the submerged part, slowly altering the center of gravity until the cubes flip. 

The same concept occurs in nature, just on a much grander scale.  caught this amazing ultra rare footage of an enormous iceberg near Argentina flipping over after a large chunk just fell off. 

The video is featured on SayOMG, TheAustralian, and YouTubeTrends