Looking back at the Tonga eruption
A new analysis of seismic data recorded after the massively violent eruption of the underwater volcano Hunga Tonga-Hunga Ha'apai, on January 15, 2022, has revealed new and useful information on the sequence of events. Kotaro Tarumi and Kazunori Yoshi.....»»
Pompeii victim had spinal tuberculosis when he died
The study also sequenced the victim's entire genome. Enlarge / This is not what a healthy lumbar vertebra is supposed to look like. (credit: Scorrano et al. 2022) The eruption of Mount Vesuvius buried the Roman city of Pompe.....»»
Why Was the Tonga Eruption So Massive? Scientists Have New Clues
Early theories suggested an underwater landslide caused a catastrophic mix of magma and seawater. Recent evidence reveals an explosion unlike anything studied before......»»
NASA images reveal "Sharkcano" eruption, where sharks live near active underwater volcano
An underwater volcano in the Pacific Ocean has begun to erupt, NASA images show. Living there: Sharks that can withstand extreme temperatures......»»
NASA captures ‘Sharkcano’ eruption where mutant sharks swim near an underwater volcano
You’ve probably heard of Sharknado, but have you heard of a Sharkcano? The Kavachi volcano in the Solomon Islands is an underwater volcano that was dubbed a sharkcano after a 2015 expedition discovered sharks living within it. Now, NASA has shared.....»»
Massive eruption of Tongan volcano provides an explosion of data on atmospheric waves
The Hunga volcano ushered in 2022 with a bang, devastating the island nation of Tonga and sending aid agencies, and Earth scientists, into a flurry of activity. It had been nearly 140 years since an eruption of this scale shook the Earth......»»
Satellite mission finds that Tonga volcanic eruption effects reached space
When the Hunga Tonga-Hunga Ha'apai volcano erupted on Jan. 15, 2022, it sent atmospheric shock waves, sonic booms, and tsunami waves around the world. Now, scientists are finding the volcano's effects also reached space......»»
Ice-capped volcanoes slower to erupt, study finds
The Westdahl Peak volcano in Alaska last erupted in 1992, and continued expansion hints at another eruption soon. Experts previously forecasted the next blast to occur by 2010, but the volcano—located under about 1 kilometer of glacial ice—has ye.....»»
Watch this massive eruption on the Sun that was big enough to envelop Earth
An astrophotographer captured a huge solar eruption over the weekend. Chuck Ayoub, who captured the eruption, believes it was roughly the same height as three Earths stacked on top of each other. Ayoub shared a video of the eruption on Instagram, Red.....»»
Researchers home in on Thera volcano eruption date
A University of Arizona tree-ring expert is closer than ever to pinning down the date of the infamous Thera volcano eruption—a goal she has pursued for decades......»»
Scientists scour "Mexico"s Galapagos" for quake, volcano clues
Could a volcanic eruption off Mexico's coast unleash a tsunami like the one that devastated Tonga? What really causes tectonic plates to shift and trigger earthquakes? Scientists visited a remote archipelago in search of answers......»»
Canary Islands eruption didn’t act as we expected—we can now ask why
The La Palma eruption was extensive but not nearly as catastrophic as feared. Enlarge / The Cumbre Vieja volcano's eruption was complicated and not entirely what experts expected. (credit: Andreas Weibel) Last fall’s Cumbre.....»»
Geologists build preliminary account of Tonga eruption
On January 15, the volcano Hunga Tonga-Hunga Ha'apai devastated the nation of Tonga. The eruption triggered tsunamis as far afield as the Caribbean and generated atmospheric waves that traveled around the globe several times. Meanwhile, the volcano's.....»»
Thousands flee after Philippine volcano erupts
Thousands of people fled their homes near a Philippine volcano Saturday after an eruption sent ash and steam hundreds of metres into the sky......»»
Starlink Offers Internet Access in Times of Crisis, but Is It Just a PR Stunt?
There are no individual saviors for Tonga’s Internet infrastructure -- Read more on ScientificAmerican.com.....»»
Ancient ice reveals scores of gigantic volcanic eruptions
Ice cores drilled in Antarctica and Greenland have revealed gigantic volcanic eruptions during the last ice age. Sixty-nine of these were larger than any eruption in modern history. According to the University of Copenhagen physicists behind the rese.....»»
Study finds that water determines magma depth, a key to accurate models of volcanic activity, eruption
Around the world, between 40 and 50 volcanoes are currently erupting or in states of unrest, and hundreds of millions of people are at risk of hazards posed by these potentially active volcanos. Yet, despite the profound hazards posed to human life a.....»»
Guatemala Volcano of Fire eruption prompts evacuations
About 500 residents evacuated voluntarily from the slopes of Guatemala's Volcano of Fire Tuesday as red-hot rock and ash flowed down the slopes toward an area devastated by a deadly 2018 eruption......»»
Tonga’s internet restored five weeks after massive eruption
A volcanic eruption in Tonga last month killed six people, destroyed homes, and knocked the tiny nation offline. Five weeks on, it's finally been reconnected......»»
A colossal flare erupted from the far side of the sun
Earlier this week, the sun erupted with a huge explosion, blasting solar particles millions of kilometers into space. The team for the ESA/NASA Solar Orbiter spacecraft says the blast is the largest solar prominence eruption ever observed in a single.....»»
Tonga eruption doubles concentration of carbon dioxide in air
The massive underwater volcanic eruption in Tonga has brought heated discussions concerning how it may affect the global climate......»»