Why the current hurricane rating system needs to be scrapped

For decades, hurricanes have been rated on a scale of 1 to 5 based solely on a storm’s wind speeds. But as recent hurricanes show, a tropical cyclone’s winds often tell us little about its real threats — coastal storm surge and precipitation-driven flooding.

10 of Australia’s best beaches

With a coast extending more than 50,000 kilometers, Australia offers beach-hoppers a staggering 12,000 stretches of sand to choose from.

NASA Maps Indonesia Quake, Tsunami Damage

A 7.5-magnitude earthquake on Sept. 28 in northern Indonesia and the devastating tsunami that followed it killed more than 1,400 people and left a large trail of destruction. This map, produced by NASA’s Advanced Rapid Imaging and Analysis (ARIA) team, shows that damage.