People gathered in prayer and visited mass graves in Indonesia's Aceh province on Thursday to mark 20 years since the massive Indian Ocean tsunami hit the region in one of modern history's worst ...

It was the story of the “Laboon” – the seven-layered wave – that saved the sea nomads of Tap Tawan in Thailand’s Phang Nga province when the Indian Ocean tsunami struck two decades ago ...

The Indian Ocean "gravity hole" is a fascinating anomaly in Earth's gravitational field, marked by a region where sea levels are 348 feet (106 meters) lower than average due to an unusually weak ...

The Indian Ocean "gravity hole" is the site of the deepest dent in Earth's gravitational field. It's a circular ocean region with a gravitational pull that's so weak, sea levels are 348 feet (106 ...