March 29, 2016
Where fire freezes: All eyes, ears and instruments on Iceland's volatile volcanoes
With examples of every type of volcano on Earth, and about a third of the island’s more than 30 active volcanic systems buried under glacial ice, …
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December 14, 2015
The question of mantle plumes
In 1963, J. Tuzo Wilson first proposed that volcanic chains like the Hawaiian Islands form when a tectonic plate drifts over a “hot spot” in the …
January 5, 2012
Travels in Geology: Taking in Hawaii's Big Island
For a bit of money, visitors to Hawaii can indulge their touristy impulses with a single night of mai tais and luaus. But take on Hawaii’s …