Volcanic activity peaked between 122 to 90 million years ago, depositing 7.87 inches of lava a year on the seafloor, enough fresh lava to fill 184,000 Olympic-sized swimming pools.

At about 120 million years old and larger than Alaska, this seafloor plateau is the most voluminous volcanic structure on Earth. (CREDIT: CC BY-SA 4.0) ...

The fifth-generation Pennsylvania State University–National Center for Atmospheric Research Mesoscale Model (MM5) is used to improve forecasts of tephra dispersion. MM5 is a 3D model that can predict ...

Volcanic eruptions at Earth's surface have significant consequences. Smaller ones can scare tourists on Mount Etna or disrupt ...

Parkersburg resident Jimmie Bee created this 4-by-11-foot model of the boomtown of Volcano that will soon be on display to the public at the Volcano Museum in the Mountwood Park Visitors Center.

New Zealand's Hikurangi Plateau was once part of a gargantuan volcanic mountain that covered 1% of Earth's surface. When you purchase through links on our site, we may earn an affiliate commission ...

Over the last few weeks, the Dieng Volcanic Complex (also known as the Dieng Plateau) in Indonesia has been increasingly showing signs of potential eruptive activity. The complex began ...

The Ontong Java Plateau, a volcanically-formed underwater plateau located in the Pacific Ocean north of the Solomon Islands, is younger and its eruption was more protracted than previously thought ...

However, there’s at least one exception: a Delaware-sized plateau near the Mekong River in southern Laos. Here, volcanic eruptions have created lava beds up to 1,000 feet deep.

Emily Schwing: In 1912 a volcano in Alaska more than blew its top. Known as Novarupta, it was responsible for the most powerful volcanic eruption of the 20th century. Kristi Wallace: The reason we ...

A fiery mystery has puzzled geologists for decades: where did the lava fueling one of Earth’s largest volcanic events come from? A new study may finally have the answer. Scientists have long ...