The cluster of earthquakes hit in a small area about 25 miles southwest of Knoxville, near the North Carolina border.
The epicenter was located about 14 miles southeast of the town of Guanica along the island’s southern coast.
During the drill, you should be prepared to take immediate protective action, as if there were actually a tornado.
People in a Puerto Rico discovered a warehouse filled with water, cots and other unused emergency supplies, setting off a social media uproar as the area struggles to recover from a strong earthquake.
Firefighters have saved the world’s last remaining wild stand of a prehistoric tree from Australia's wildfires.
Australia's government is allocating $50 million to help wildlife affected in the bushfire crisis.
Newlyweds Lauren and Matthew Urey were among the 47 people on White Island when a volcano suddenly erupted on Monday.