NASA - National Aeronautics and Space Administration

NASA data and expertise are proving invaluable in California’s ongoing response to the Aug. 24 magnitude 6.0 earthquake in Napa Valley, northeast of San Francisco.

Sophisticated JPL airborne radar system scans earthquake fault displacements in Northern California's Napa Valley after major quake Aug. 24.

Volcanoes in Central and South America were the targets of a NASA airborne synthetic aperture radar imaging mission in late April and early May 2014.

A new NASA study finds that a major 2010 earthquake in northern Mexico triggered quiet, non-shaking motions on several Southern California faults.

NASA Earth Science mission is focusing on surface deformation near volcanos, forest structure, levees and subsidence in Central and South America.

New analyses of NASA airborne radar data collected in 2012 reveal the radar detected indications of a huge sinkhole before it collapsed and forced evacuations near Bayou Corne, La. that year.

A high-precision radar instrument from NASA's Jet Propulsion Laboratory, Pasadena, Calif., left Southern California for Iceland today to create detailed maps of how glaciers move in the dead of winter.

NASA's C-20A Earth science aircraft carrying a specialized synthetic aperture radar system has wrapped up a short mission to image Japanese volcanoes.

NASA's C-20A-mounted UAVSAR collected data about glaciers, snow and ice during recent flights over Alaska, the Beaufort Sea and the Sierra Nevada.

A versatile NASA airborne imaging radar system is showcasing its broad scientific prowess for studying our home planet during a month-long expedition over the Americas.