A herd of African elephants instinctively formed an "alert circle" to protect the younger elephants at the San Diego Zoo Safari Park as a 5.2-magnitude earthquake shook Southern California on Monday.

Angelenos received no warning about the temblors from an alert app introduced earlier this year that was marketed as the country's first early warning system for earthquakes. That caused some to ...

April 17 (Reuters) - An earthquake of magnitude 5.7 struck northern Chile on Thursday, German Research Center for Geosciences (GFZ) said. The quake was at a depth of 178 km (110.6 miles), GFZ said.