James Dwight Dana
Videos
James Dwight Dana FRS FRSE was an American geologist, mineralogist, volcanologist, and zoologist. He made pioneering studies of mountain-building, volcanic activity, and the origin and structure of co
Dana in 1865
Dana, painted by Daniel Huntington in 1858
Kīlauea
Videos
Kīlauea is an active shield volcano in the Hawaiian Islands. It is located along the southeastern shore of Hawaii Island. The volcano is between 210,000 and 280,000 years old and grew above sea level
Kīlauea erupting at Halemaʻumaʻu, a pit crater within its summit caldera, on January 16, 2025.
Simulated true-color Landsat mosaic
Kīlauea's summit caldera; volcanic gas can be seen rising out of Halemaʻumaʻu, within the caldera (January 2012)
Rainbow and volcanic ash with sulfur dioxide emissions from Halemaʻumaʻu (April 2008)