What if the secret to cracking the world’s rare earth chokehold lay in the peaceful interiors of dead volcanoes? In a ...

The Uturuncu volcano in Bolivia, believed to be extinct for 250,000 years, shows internal signs of activity that surprise ...

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.

Dr. Anenburg, of ANU, said: “We have never seen an iron-rich magma erupt from an active volcano, but we know some extinct volcanoes, which are millions of years old, had this enigmatic type of ...

Though immensely powerful, volcanoes are not always spewing hot lava around. Many are considered dormant or even extinct and have not shown their strength for hundreds of thousands of years in ...

Easter Island consists of several extinct volcanoes. The oldest lava deposits formed some 2.5 million years ago on top of an oceanic plate not much older than the volcanoes themselves.

Extinct volcanoes could be a "rich" source of rare metals used in smartphones and flat-screen televisions, according to a new study.