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This volcano revealed its unique ‘voice’ after an eruption

After a strong eruption in 2015, Ecuador’s Cotopaxi ‘rang like a bell’

Cotopaxi, volcano in Ecuador

SINGING VOLCANO  For several months after Ecuador’s Cotopaxi volcano erupted in August 2015, scientists recorded odd patterns of reverberating sound.

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By Carolyn Gramling

- More than 2 years ago

Ecuador’s Cotopaxi volcano has a deep and distinct voice. Between late 2015 and early 2016, Cotopaxi repeated an unusual pattern of low-frequency sounds that researchers now say is linked to the unique geometry of the interior of its crater.