Posted: December 2005
Title: UNAVCO scientists install GPS antenna with SACNAS students
Contributed by: UNAVCO
Text: UNAVCO co-sponsored a SACNAS (Society for the Advancement of Chicanos and Native Americans in Science) student tour of several local science facilities and research institutions prior to the national SACNAS conference.... (more)

Posted: December 2005
Title: Global Plate Boundary Zones
Contributed by: UNAVCO
Text: The Global Strain Rate Map, determined by GPS, Seismological and Neotectonic data, provides large amounts of information that is vital to our understanding of continental dynamics and the quantification of seismic hazards.... (more)

Posted: November 2005
Title: Three Sumatra Earthquakes of Different Magnitudes
Contributed by: Alan Kafka, Boston College
Text: This image shows three different Sumatra earthquakes recorded at the Weston Observatory AS1 station at Boston College. All three earthquakes are from the same distance away (133 degrees), but are different magnitudes, which is shown by the differences in amplitudes of the recorded waves.... (more)

Posted: November 2005
Title: Students get first hand experience in seismology
Contributed by: Alan Kafka, Boston College
Text: Science teacher Joseph Bergin and his students at Garfield Elementary School in Brighton, MA view the seismogram of the magnitude 9.0 Sumatra-Andaman Islands earthquake recorded in their classroom... (more)

Posted: October 2005
Title: Northern Pakistan Earthquake (M 7.6)
Contributed by: Art Tarr, U.S. Geological Survey.
Text: On October 8, 2005 a magnitude 7.6 earthquake was felt widely throughout Pakistan, India and Afganistan... (more)

Posted: August 2005
Title: Hurricane Katrina Microseisms
Contributed by: Kent Anderson, IRIS Consortium and New Mexico Tech, and Rick Aster, New Mexico Tech.
Text: Oceanic and atmospheric activity around the globe produces persistent background signals, called the
microseism that are visible on seismographs everywhere on the planet... (more)

Posted: May 2005
Title: Sample of the Earth's Mantle
Contributed by: Steven Semken, Arizona State University
Text: This photo depicts a dark-colored, basaltic lava flow with an unusually high concentration of large inclusions composed of bright-green, coarse-grained crystalline rock... (more)

Posted: February 2005
Title: Spectrogram Showing the Earth's Vibrational Modes
Contributed by: Rick Aster, New Mexico Tech
Text: Earth's natural vibrational modes were strongly excited by the Sumatra-Andaman Islands earthquake... (more)

Posted: January 2005
Title: Waveforms from the Global Seismographic Network of the Sumatra-Andaman Islands Earthquake
Contributed by: Rick Aster, New Mexico Tech
Text: The magnitude 9.0 earthquake near Sumatra on December 26, 2004 was one of the most significant seismic events on Earth during the past 100 years... (more)