Since silicic magmas are colder and goopier than mafic magmas, dissolved gases have a harder time venting out of them. This ...

National Geographic photographers take some of the most powerful, moving images of our time. And now, Nat Geo has revealed the 2024 Pictures of the Year, choosing from more than 2 million photos. "We ...

Corrections & Clarifications: This story was updated to clarify Trey Byus is the chief expedition efficer for Lindblad. As I stood in an empty parking lot right on the outskirts of Reykjavik on a ...