May 18, 2015, 6am PDT
The U.S. Geological Survey has introduced topoView, an intuitive map-based tool making it far simpler to search and access its archive of 178,000 topographical maps dating from 1880 to 2010.
July 11, 2014, 6am PDT
A new tool, released in partnership with the U.S. Geological Survey and Esri, provides easy access to historical maps from all over the country, featuring a timeline to easily select maps from different eras.
January 15, 2014, 1pm PST
Nearing the 20th anniversary of the last large earthquake to strike the L.A. region, Mayor Eric Garcetti announced a year-long effort to identify ways to protect the city's vulnerable buildings and critical infrastructure from the next rumbler.
May 9, 2013, 10am PDT
Contrary to what would seem logical, estimates of oil and natural gas reserves may increase as they are depleted, as the new USGS assessment of recoverable oil reserves in the greater Bakken Basin shows. How does this square with peak oil theory?
August 3, 2012, 11am PDT
Earlier this week we brought you stunning images of global urban growth as captured by Landsat, NASA's longest running satellite imagery program. These images capture the dramatic changes to some of America's natural landscapes.
April 9, 2012, 2pm PDT
Joe Romm reports on a new U.S. Geological Survey (USGS) paper that ties the unprecedented rise in earthquakes of magnitude 3.0 and greater across a broad swath of the country to man-made sources.