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Tag: Volcano

Evidence in the Cassia Hills of Idaho, west of Yellowstone, reveals...

Ancient super-eruptions west of Yellowstone, USA, were investigated by an international initiative to examine the frequency of massive volcanic events. Yellowstone famously erupted cataclysmically...

How rivers of hot ash and gas move when a supervolcano...

Supervolcanoes capable of unleashing hundreds of times the amount of magma that was expelled during the Mount St. Helens eruption of 1980 are found...

How to make a tiny volcanic island

On Nov. 20, 2013, the Japan Maritime Self-Defense Force discovered a small islet near Nishinoshima volcano, Ogasawara Islands, Japan. The exact date of the...

Researcher studies volcanic gases in remote areas of world

Researchers will often go to the ends of the Earth in search of answers to the mysteries of science. Forming the Aleutian Arc in...

Study challenges widely accepted theory of Yellowstone formation

Understanding the complex geological processes that form supervolcanoes could ultimately help geologists determine what triggers their eruptions. A new study using an advanced computer...

Unrest and eruptions

Seismic, deformation, and gas activity (unrest) typically precedes volcanic eruptions. Tracking the changes of this activity with monitoring data makes it increasingly possible to...

Lava flow crisis averted (for now)

Lava flow crises are nothing new on Hawai'i, where their destructive forces have been demonstrated repeatedly. The 2014-2015 Pahoa lava flow crisis, however, was...

Increase in volcanic eruptions at the end of the ice age...

The combination of erosion and melting ice caps led to a massive increase in volcanic activity at the end of the last ice age,...

Rapid formation of bubbles in magma may trigger sudden volcanic eruptions

It has long been observed that some volcanoes erupt with little prior warning. Now, scientists have come up with an explanation behind these sudden...

Explosive underwater volcanoes were a major feature of ‘Snowball Earth’

Around 720-640 million years ago, much of the Earth's surface was covered in ice during a glaciation that lasted millions of years. Explosive underwater...

‘Cave of forgotten dreams’ may hold earliest painting of volcanic eruption

Mysterious paintings in one of the world’s most famous caves could mark the oldest-known depiction of a volcanic eruption. Spray-shaped images in Chauvet cave...

Evidence of large volcanic activity in the Caribbean uncovered

Scientists from the University of Southampton have uncovered evidence of a previously unknown large volcanic eruption in the Caribbean Sea. By studying ash layers, known...

Study finds ‘frictional heat’ as a new trigger for explosive volcanic...

A new study into magma ascent by geoscientists at the University of Liverpool has found that temperature may be more important than pressure in...

Guatemala warily monitors erupting volcano

Guatemalan authorities Monday warily monitored the eruption of a volcano near its capital that spewed columns of ash up to seven kilometers (four miles)...

Amazing super-charged volcanic ash cloud sparked by lightning, dramatic – and...

The BBC has admitted that footage of a volcanic eruption screened as part of its natural history blockbuster series, Patagonia: Earth’s Secret Paradise, was...

Sarychev Volcano Eruption snapped from Space, June 12, 2009

A fortuitous orbit of the International Space Station allowed the astronauts this striking view of Sarychev Volcano (Kuril Islands, northeast of Japan) in an...

Galapagos eruption: Wolf volcano spewing lava for the first time in...

Footage released on Monday by the Galapagos National Park showed spectacular images of lava flowing into the ocean as the Wolf Volcano continued its...

Calbuco Volcano Eruption,Chile , April 23, 2015

The Calbuco volcano erupted Wednesday for the first time in over 40 years, billowing a huge ash cloud over a sparsely populated, mountainous area...

Calbuco Volcano Eruption

The Calbuco volcano erupted Wednesday for the first time in over 40 years, billowing a huge ash cloud over a sparsely populated, mountainous area...

Spectacular Calbuco voulcano eruption in Chile

The Calbuco volcano erupted Wednesday for the first time in over 40 years, billowing a huge ash cloud over a sparsely populated, mountainous area...

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