White in its innocence, a monstrous iceberg smashed into the luxury liner, ripping an ugly gash of 250 feet along the starboard and causing a fatal wound.
But in the past few years, scientists have started to learn to distinguish the eerie, haunting sounds of iceberg life—ice cracking, icebergs grinding against each other, an iceberg grounding on the seafloor—and measure the extent to which those sounds contribute to the noise of the ocean.