North America is the least likely region of the world to suffer from terrorism, according to a “Global Terrorism Index” launched Tuesday. The body behind the index, the Australia-based ...

To create the map, the researchers amassed over 2,000 stress orientations taken across North America, of which 300 are brand new. These measurements were taken from boreholes—long, narrow shafts ...

In the long term, the map could inspire and inform modeling efforts aimed at better understanding North America's geologic past, as well as the continent's present day tectonic intricacies.