The magnitude 8.2 earthquake struck the Alaskan peninsula on Wednesday, July 28, prompting fears of impending tsunami waves. Geologists are now keeping a watchful eye on another potential source of ...

Volcanic eruptions are one of the most powerful natural forces on our planet. Making your own miniature erupting volcano is a great, safe way to start learning about these incredible geological ...

The classic baking soda and vinegar volcano experiment, popularized as a hands-on STEM activity for children, simulates an erupting volcano using everyday household items to demonstrate acid-base ...

An international team of volcanologists working on remote islands in the Galápagos Archipelago has found that volcanoes which reliably produce small basaltic lava eruptions hide chemically diverse ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma – and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure ...

For decades, volcanologists believed that the primary trigger for explosive eruptions was a drop in pressure as magma rises toward the surface. When pressure falls, gases dissolved deep within the ...