For over seventy years, a mysterious gravitational depression beneath the Indian Ocean has baffled scientists. Known as the Indian Ocean Geoid Low (IOGL), it marks the deepest point in Earth’s gravity ...

The ground may feel steady underfoot, but the planet is always in motion. While satellites and sensors have mapped the surface in fine detail, what lies beneath remains largely unknown. The crust, a ...

A huge, mysterious so-called “gravity hole” under the Indian Ocean might have been formed from the remnants of an ancient sea, according to a new study. Researchers recently offered the possible ...

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 ...