DTM physicist Oliver Gish prepares scientific instruments for the Explorer II manned balloon flight into the stratosphere in 1935. His device measured the electrical conductivity of the air to an altitude of 22 km.
Leaving Portland by plane, Mt. St. Helens (foreground) and Rainier in the distance. Photo by Richard Carlson, DTM.
Sunset at the mouth of the Columbia, the end point of lava flows of the Columbia River flood basalts erupted along the Oregon-Idaho border some 600 km to the east. Photo by Richard Carlson, DTM.
Diana Roman and Lara Wagner sillouehetted by the glow of the lava lake at Masaya Volcano, Nicaragua. Photo by Matt Scott. Carnegie Science.
Carnegie President Matt Scott with DTM Staff Scientists Diana Roman and Lara Wagner pose in front of the steaming Telica volcano in Nicaragua. Photo courtesy of Matt Scott, Carnegie Science.
A ghosty Mt. Hood viewed from the eastern exit of the Columbia River gorge some 60 km to the east. Photo by Richard Carlson, DTM.