Volcanoes

An eroded area of the Medusae Fossae Formation.

Most of Mars' Dust Comes From One Place

Erosion of the Medusae Fossae Formation has, over billions of years, likely covered the entire planet in 10 feet of volcanic dust

These Volcanic, Italian Islands Have Been Beloved by Travelers Since Homeric Times

The Aeolian Islands have been drawing visitors, fictional and real, for centuries

New Evidence Smashes Assumptions of Crushing Death for Pompeii Skeleton

Researchers found the intact skull of the skeleton that made headlines for being pinned beneath a giant stone block

"Laze" caused by lava interacting with ocean waters.

Watch Kīlauea’s Lava Flow Into the Ocean, Creating Billowing Clouds of ‘Laze’

The interaction between the lava and the water creates a hazardous mix of hydrochloric acid, steam and volcanic glass particles

Rescue workers walk on rooftops in Escuintla, Guatemala, Monday, June 4, 2018, blanketed with heavy ash spewed by the Volcan de Fuego, or "Volcano of Fire."

Five Things to Know About Guatemala's Deadly Volcanic Eruption

The massive blast is affecting nearly 2 million people, and more may still be in store

Left: A cooled pāhoehoe flow from the Kīlauea, showing its characteristic ropey texture, captured in 2012 (imageBROKER / Alamy). Right: An ‘a‘ā flow from Kīlauea moves down Makamae Street in Leilani Estates, Hawaii on May 6, 2018.

A Handy Guide to Volcano Vocab

Laze, vog, lava bomb—we help you decipher what geologists are actually talking about

Megachirella, the mother-of-all-lizards (and snakes).

Oldest Lizard Fossil Shows These Reptiles Are The Ultimate Survivors

The 250-million-year-old specimen from the Alps suggests that lizards evolved before Earth's largest mass extinction—and thrived after it

The activity at Halema'uma'u Crater on the Kilauea volcano has increased to include nearly continuous emission of ash with intermittent stronger pulses.

Huge Burst of Ash and ‘Vog’ from Kilauea Puts Hawaii on Red Alert

Experts worry that more violent eruptions could be in store

The Kilauea volcano’s Halema’uma’u lava lake as it appeared on Monday.

"Explosive" Eruptions Possible at Hawaii's Kilauea Volcano

Steam-powered bursts could fling multi-ton boulders half a mile away, but the USGS says wide-scale destruction is not likely

Hawaii's Kilauea Volcano Cracks Open Earth, Endangering Neighborhoods With Lava

The area affected by the lava is one of the fastest growing in the state

Yellowstone's Biggest Geyser, Steamboat, Has Trio of Eruptions

It's the first triple eruption in 15 years—but don't worry, it's not a sign the Yellowstone volcano is ready to blow

A new study reveals at which temperature the Giant Causeway were formed.

How Giant’s Causeway Formed Its Spectacular Array of Columns

Scientists recreated the process behind the formation's near-perfect hexagonal columns

USGS Shares Archival Photo of Rare Domed Lava Fountain

The unusual phenomenon occurred in the midst of a five-year eruption on Hawaii’s Kīlauea volcano

Eldgjá, Iceland

A Violent Volcanic Eruption Immortalized in Medieval Poem May Have Spurred Iceland’s Adoption of Christianity

A new study looks for traces of the devastating volcanic event in a poem composed in approximately 961 A.D.

This satellite image shows Bogoslof volcano erupting on May 28, 2017. The eruption began about 18 minutes prior to this image and the cloud rose to an altitude greater than 12 kilometers (40,000 feet) above sea level.

Hear the Sounds of Volcanic Thunder Recorded For First Time Ever

The sounds were captured twice during two eruptions of Alaska's Bogoslof volcano in 2017

Ancient Humans Weathered the Toba Supervolcano Just Fine

New studies suggest the largest eruption in the last 2 million years didn't push humanity to the edge of extinction as previously hypothesized

Seismic shockwaves after a meteorite’s collision could affect systems all over the planet.

The Meteorite That Killed the Dinosaurs May Have Also Triggered Underwater Volcanoes

In a new study, scientists peered into 100 million years of seafloor history to find something strange

Lava cascades down the slopes of the erupting Mayon volcano in January 2018. Seen from Busay Village in Albay province, 210 miles southeast of Manila, Philippines.

Geology Makes the Mayon Volcano Visually Spectacular—And Dangerously Explosive

What's going on inside one of the Philippines' most active volcanoes?

New map of the Havre volcano

Scientist Autopsy the Aftermath of the Largest Underwater Volcanic Eruption of the Last Century

In 2012, miles of floating rock appeared in the Pacific. Now, scientists have studied the Havre seamount eruption that caused the mysterious pumice 'raft'

The Volcanoes That Still Threaten New Zealand's Safety

Ever since the deadly eruption of Mount Tarawera in 1886, New Zealand has invested heavily in a sophisticated warning system

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