By R. Jeffrey Smith 2016-04-02
A president who once made nuclear security a centerpiece of his administration now winds down with a legacy that isn't so glowing.
By Lydia O’Connor 2016-03-30
This is the first USGS hazard report to factor in manmade earthquakes.... The oil and gas industry is considered the primary cause of such quakes.... Seven million Americans risk facing one in 2016.