Popocatépetl emerged in the crater of other volcanoes in its current form more than 20,000 years ago and has been active ...

(Reuters) - The latest bursts of molten rock, ash and toxic gas from Kilauea Volcano on the Big Island of Hawaii are part of an ever changing and still largely mysterious cycle of eruptions that have ...

The geochemistry of agate and chalcedony in volcanic rocks represents an intricate record of silica precipitation and crystallisation processes occurring under variable thermal and chemical conditions ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. To the untrailed eye, a rock on the side of the road is just that: a ...

One of the largest canyons in our Solar System carved its way through several layers of ancient volcanic eruption debris, a recent study reports. Valles Marineris is a titanic network of deep cracks ...

The material used to build the Temple of Venus in Naples has remarkably endured even as Earth's surface around it sank from volcanic activity, and researchers were curious to know how.

An explosive eruption rocked La Soufriere volcano on the eastern Caribbean island of St. Vincent on Friday after the government ordered thousands to evacuate their homes nearby. Experts said the ash ...

The journey for volcanic rocks found on many volcanic islands began deep within the Earth. Brought to the Earth’s surface in eruptions of deep volcanic material, these rocks hold clues as to what is ...

Above Wenatchee, spires reveal volcanic history in 44-million-year-old rock. High above the city of Wenatchee, Washington, a group of spires made of a unique type of 44-million-year-old rock tell the ...

Months before the Geldingadalir volcano erupted in 2021, Iceland's volcanologists knew it was coming. A subterranean serpent of magma was coiling through the depths looking for a way out. As the magma ...