The modern scale measures a quantity called “moment magnitude” (denoted as Mw), which is based on variables such as the area ...

A tremor of 2.5 or less usually cannot be felt but can be detected by instruments. Quakes of up to five are felt and cause ...

The Valdivian Earthquake, or the Great Chilean Earthquake, is the largest on record. It measured in at a magnitude of 9.5.

A magnitude 7.7 earthquake in Myanmar caused widespread shaking and likely considerable damage because of a lack of buildings ...

The powerful earthquake of 7.7 magnitude on the Richter Scale rocked Myanmar and neighboring Thailand on Friday, killing over ...

The death toll in Myanmar has exceeded 1,600, the country’s military government said. The powerful earthquake also jolted ...