Mud volcanoes often exhibit calderas, which are large circular depressions at their summit. Detailed mapping around the Caspian Sea suggests that caldera-forming mud volcanoes are dynamically ...
Towns such as San Martin de los Andes, Villa la Angostura and Ushuaia sit on glacial lakes surrounded by snowcapped volcanoes, with the potential for outdoor activities that feel almost limitless. For ...
Towns such as San Martin de los Andes, Villa la Angostura and Ushuaia sit on glacial lakes surrounded by snowcapped volcanoes, with the potential for outdoor activities that feel almost limitless.
A group of scientists has a proposal for exactly that—extinct volcanoes. ‘Rare earth metals’ is a phrase you’re probably going to hear more and more in the coming years. They’re a class ...