Thursday marks the 20 th anniversary of the 2004 Indian Ocean tsunami, one of the deadliest natural disasters in modern history. The Boxing Day quake was one of the largest ever recorded.

By Thomas Sumner February 1, 2016 at 8:00 am - More than 2 years ago A rapid loss of phytoplankton threatens to turn the western Indian Ocean into an “ecological desert,” a new study warns.

There is a “gravity hole” in the Indian Ocean — a spot where Earth’s gravitational pull is weaker, its mass is lower than normal, and the sea level dips by over 328 feet (100 meters). This ...