Heather Handley is an associate professor of volcanic hazards and geoscience communication in the Department of Applied Earth Sciences at the University of Twente in Enschede, the Netherlands. Unlike ...

Generally speaking, impact craters turn out circular in shape, hence easily recognizable. There are times though when, depending on a lot of factors, including angle of impact and the topography of ...

Uturuncu, a dormant volcano in Bolivia, appeared to be getting ready to erupt following earthquakes and "sombrero" shaped deformation — scientists have now worked out what's going on beneath the ...

New findings suggest that massive volcanoes played a pivotal role in shaping the early Martian landscape. We are about to explore the scientific evidence that supports this hypothesis and the ...

The USGS Hawaiian Volcano Observatory monitors the six currently active volcanoes in Hawaii, but past eruptions have shaped all of the Hawaiian Islands. Join us in January 2025 for Volcano Awareness ...

Volcanoes and contact metamorphism (existing rocks exposed to magma) have played an important role in the geologic history and diverse mineral composition of Arizona. From 1.8 billion years ago during ...

Volcanoes are usually linked with exotic islands in the Pacific or dramatic landscapes in Iceland. What many people don't know is that India too hides a fiery geological history beneath its surface.