This type of quake has been felt all over the world after the detonation of a nuclear weapon. There is very little actual data that is readily available on this type of quake, but, of the two types of of earthquakes it is the only type that can be easily predicted and controlled. We have written many articles about earthquakes for Universe Today.
It was also the first publicly recognized by Obama since the elementary school massacre, which claimed the lives of 27, including 20 children. There have been six mass shootings over the past nine months -- and at least 20 during Obama's presidency. That may be disturbing. But some would argue even that startling figure grossly underreports the number of shooting sprees.
If they did, they would realize something is really, really, really wrong here. No, there havenât always been so many mass shootings. It hasnât always been this way. Mass shootings have skyrocketed in this country just in the last seven years under President Obama. The following was compiled using the database over at Mother Jones on mass shootings in the U.S. from 1982â2015, up to and including the shooting at Umpqua Community College in Oregon on October 1st, 2015.