Earthquakes are known for being destructive forces of nature, but not all of them actually stem from purely natural causes. In some cases, humans are at fault.

Earthquakes are becoming increasingly frequent. On Sunday morning, four earthquakes struck parts of India, Myanmar, and Tajikistan within just one hour, sending tremors across central and South Asia.

There are millions of 2.5 (or less) magnitude earthquakes per year. Here is the magnitude scale: 2.5 or less: typically not felt, but can be recorded. 2.5 to 5.4: often felt, but only causes minor ...