The Indian Ocean looks flat from above, but one part of it sits far lower than it should. South of India, the sea surface ...

Scientists have puzzled over the origins of a gravity hole in the Indian Ocean for years. Now, researchers think the sunken floor of an extinct ocean could be the cause. When you purchase through ...

Bottom line: There's a well-known "hole" in Earth's gravity field just off India's coastline, known as the Indian Ocean Geoid Low (IOGL). A new study is providing a potential explanation for this ...

Add Yahoo as a preferred source to see more of our stories on Google. The Indian Ocean Geoid Low spans 1.2 million square miles where a deep gravity anomaly causes the sea surface to sink by as much ...