"We suggest that the processes which formed the lunar maria several billion years ago are still present and active today." ...

Even so, hazards persist during volcanic activity for those visiting to enjoy the sights. Shifting winds blow around elevated concentrations of volcanic gases, particularly strong-smelling sulfur ...

While the volcano has not erupted in more than 250,000 years, it has recently shown signs of activity similar to that of active volcanoes. Uturuncu is not likely to erupt for a while but analyzing ...

Vast, quasi-circular features on Venus's surface may reveal that the planet has ongoing tectonics, according to new research ...

Where are the most active volcanoes in the United States? From Hawaii’s fiery peaks to Alaska’s volcanic landscapes, discover the regions with the highest volcanic activity and the science behind ...

A 120-million-year-old volcanic mystery is solved as researchers trace the Ontong Java Plateau's origins to the Louisville ...

“Volcano Watch” is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory scientists and affiliates. This week’s article was written by Hawaiian ...

Data shows that the volcano has been swelling, with changing rates that hint at an upcoming eruption. Its activity caught the attention of experts because it shows a pattern of erupting after reaching ...