xShadow zone : The shadow zone is the area of the earth from angular distances of 104 to 140 degrees from a given earthquake that does not receive any direct P waves. The shadow zone results from S waves being stopped entirely by the liquid core and P waves being b
The economic growth across much of Asia comes with a side effect: pollutants from the region are wafting up to the stratosphere during monsoon season. The new finding, in a study led by scientists at the...Read more