To be considered active, a volcano must have erupted at some point during the Holocene, but dormant and extinct are a little harder to define.

Some extinct volcanoes may be harboring a cache of "rare earth elements," new research has determined. These elements are important for running certain green technologies. The discovery therefore ...

Scientists have found that some extinct volcanoes, which have not erupted for thousands or millions of years, may contain key metals used in clean energy. For the research, scientists melted down ...

Volcanoes are one of the most mysterious wraths of nature! Let’s not forget what an erupting volcano can do. And how ...

Scientists say a mysterious type of iron-rich magma entombed within long dormant volcanoes is likely packed with the in-demand elementsAccording to a new study, extinct volcanoes could be a “rich” ...

(CNN) — A mysterious type of magma found within extinct volcanoes scattered around the world could contain an abundant supply of rare earth elements, crucial ingredients for electric vehicles, wind ...

A mysterious type of iron-rich magma entombed within extinct volcanoes is likely abundant with rare earth elements and could offer a new way to source these in-demand metals, according to new research ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Illustration by Julia Wytrazek / Getty Images Some extinct volcanoes may be harboring a ...

A mysterious type of iron-rich magma entombed within extinct volcanoes is likely abundant with rare earth elements and could offer a new way to source these in-demand metals, according to new research ...