Volcanoes

Volcanoes News -- ScienceDaily Volcano News and Research. Latest scientific research on how volcanoes work, predicting volcanic eruptions, climate change due to volcanic eruption and more.

  • Hot spot at Hawaii? Not so fast
    on August 18, 2017 at 3:58 pm

    Geophysicists use a new model to conclude that volcanic hot spots around the globe aren't moving as fast as recently thought. […]

  • Supervolcanoes: A key to America's electric future?
    on August 16, 2017 at 12:49 pm

    Researchers show that lake sediments preserved within ancient supervolcanoes can host large lithium-rich clay deposits. A domestic source of lithium would help meet the rising demand for this valuable metal, which is critical for modern technology. […]

  • Scientists improve forecast of increasing hazard on Ecuadorian volcano
    on August 7, 2017 at 7:17 pm

    Researchers have shown an increasing volcanic danger on Cotopaxi in Ecuador using a powerful technique known as Interferometric Synthetic Aperture Radar (InSAR). […]

  • 'Shadow network' keeps communities safe from deadly volcano
    on July 19, 2017 at 1:01 pm

    'Shadow networks' linking volunteers with authorities can help keep some of the millions of people living near dangerous volcanoes safer, suggests a new study. These informal networks see community members working in close collaboration with scientists and government officials on monitoring, communications, training and evacuation processes. […]

  • New research uses satellites to predict end of volcanic eruptions
    on July 14, 2017 at 1:38 pm

    Infrared satellite data could be used to predict when lava flow-forming eruptions will end, researchers recently discovered. […]

  • Crystals help volcanoes cope with pressure
    on July 11, 2017 at 1:28 pm

    Researchers have discovered that volcanoes have a unique way of dealing with pressure -- through crystals. If enough crystals can develop in rising magma then a network of microscopic crystals can lessen the internal pressure of rising magma and reduce the explosiveness of eruptions. […]

  • 'Bulges' in volcanoes could be used to predict eruptions
    on June 28, 2017 at 6:49 pm

    Researchers have developed a new way of measuring the pressure inside volcanoes, and found that it can be a reliable indicator of future eruptions. […]

  • Predicting eruptions using satellites and math
    on June 28, 2017 at 1:58 pm

    Volcanologists are beginning to use satellite measurements and mathematical methods to forecast eruptions and to better understand how volcanoes work, shows a new article. […]

  • Volcanic crystals give a new view of magma
    on June 15, 2017 at 6:27 pm

    Volcanologists are gaining a new understanding of what's going on inside the magma reservoir that lies below an active volcano and they're finding a colder, more solid place than previously thought, according to new research. […]

  • Deep magma reservoirs are key to volcanic 'super-eruptions,' new research suggests
    on June 2, 2017 at 12:50 pm

    A new study shows the importance of large reservoirs in creating Earth’s most powerful volcanic eruptions and explains why they are so rare. […]

  • How X-rays helped to solve mystery of floating rocks in the ocean
    on May 23, 2017 at 6:41 pm

    Experiments have helped scientists to solve a mystery of why some rocks can float for years in the ocean, traveling thousands of miles before sinking. […]

  • Supercomputing helps researchers understand Earth's interior
    on May 23, 2017 at 12:19 pm

    Geologists have created a computer model of tectonic activity so effective that they believe it has potential to predict where earthquakes and volcanoes will occur. Scientists focused on the deep mantle and its relationship to plate tectonics. […]

  • Kamchatkan volcanic ash travels half the world
    on May 19, 2017 at 5:16 pm

    Geochemical fingerprinting links microscopic ash found on the bottom of a Svalbard lake to volcanic event happening 7,000 years ago and 5,000 km away. […]

  • Aftermath of supereruption shows Toba magma system's great size
    on May 16, 2017 at 6:34 pm

    The rare but spectacular eruptions of supervolcanoes can cause massive destruction and affect climate patterns on a global scale for decades -- and a new study has found that these sites also may experience ongoing, albeit smaller eruptions for tens of thousands of years after. […]

  • Campi Flegrei Volcano eruption possibly closer than thought
    on May 15, 2017 at 1:11 pm

    The Campi Flegrei Volcano in southern Italy may be closer to an eruption than previously thought, according to new research. […]

  • Anticancer nanomaterials created by simulating underwater volcanic conditions
    on May 12, 2017 at 12:13 pm

    Researchers have developed anticancer nanomaterials by simulating the volcano-induced dynamic chemistry of the deep ocean. The novel method enables making nanoclusters of zinc peroxide in an environmentally friendly manner, without the use of additional chemicals. The as-synthesised zinc peroxide nanoparticles can be used as a tool for cancer therapy and against other complicated diseases. […]

  • Hawaii: How the world's biggest volcanoes formed
    on May 3, 2017 at 5:19 pm

    A new study has solved the 168-year-old mystery of how the world's biggest and most active volcanoes formed in Hawaii. […]

  • Volcanic eruptions examiner
    on April 19, 2017 at 9:04 pm

    Volcanologists spent two weeks collecting samples from Yasur, a continuously erupting volcano on Tanna, an island in the remote South Pacific archipelago of Vanuatu, to study its chemical composition and determine how the gasses it produces may be affecting people who live nearby. […]

  • Grand challenges to better prepare for volcanic eruptions
    on April 19, 2017 at 3:24 pm

    Despite broad understanding of volcanoes, our ability to predict the timing, duration, type, size, and consequences of volcanic eruptions is limited, says a new report. To improve eruption forecasting and warnings to save lives, the report identifies research priorities for better monitoring of volcanic eruptions and three grand challenges facing the volcano science community. […]

  • Drones collect measurements from a volcanic plume at Volcán de Fuego, Guatemala
    on April 11, 2017 at 2:45 pm

    A team of volcanologists and engineers have collected measurements from directly within volcanic clouds, together with visual and thermal images of inaccessible volcano peaks. […]

  • Mars volcano, Earth's dinosaurs went extinct about the same time
    on March 21, 2017 at 1:27 pm

    Arsia Mons produced one new lava flow at its summit every 1 to 3 million years during the final peak of activity, about 50 million years ago. The last volcanic activity there ceased about 50 million years ago -- around the time of Earth's Cretaceous-Paleogene extinction, when large numbers of our planet's plant and animal species (including dinosaurs) went extinct. […]

  • A perfect storm of fire and ice may have led to snowball Earth
    on March 13, 2017 at 8:08 pm

    What caused the largest glaciation event in Earth's history, known as 'snowball Earth'? Geologists and climate scientists have been searching for the answer for years but the root cause of the phenomenon remains elusive. Now, researchers have a new hypothesis about what caused the runaway glaciation that covered the Earth pole-to-pole in ice. […]

  • First global maps of volcanic emissions use NASA satellite data
    on March 9, 2017 at 8:06 pm

    A number of volcanoes around the world continuously exhale water vapor laced with heavy metals, carbon dioxide, hydrogen sulfide and sulfur dioxide, among many other gases. Of these, sulfur dioxide is the easiest to detect from space. […]

  • Can tree rings predict volcanic eruptions?
    on March 9, 2017 at 4:19 pm

    Scientists made a surprising discovery on their mission to find better indicators for impending volcanic eruptions: it looks like tree rings may be able to predict eruptions, report researchers. […]

  • Fossilized tree and ice cores help date huge volcanic eruption 1,000 years ago to within three...
    on January 29, 2017 at 4:16 pm

    An international team of researchers has managed to pinpoint, to within three months, a medieval volcanic eruption in east Asia the precise date of which has puzzled historians for decades. They have also shown that the so-called "Millennium eruption" of Changbaishan volcano, one of the largest in history, cannot have brought about the downfall of an important 10th century kingdom, as was previously thought. […]

  • The secret of the supervolcano
    on January 26, 2017 at 1:16 pm

    Researchers have now found an explanation for what triggered the largest volcanic eruption witnessed by humankind. The volcano’s secret was revealed by geochemical clues hidden inside volcanic quartz crystals. […]

  • New study will help find the best locations for thermal power stations in Iceland
    on January 19, 2017 at 1:38 pm

    A new research article gives indications of the best places in Iceland to build thermal power stations. […]

  • Deep mantle chemistry surprise: Carbon content not uniform
    on January 13, 2017 at 8:54 pm

    Even though carbon is one of the most-abundant elements on Earth, it is actually very difficult to determine how much of it exists below the surface in Earth's interior. Analysis of crystals containing completely enclosed mantle magma with its original carbon content preserved has doubled the world's known finds of mantle carbon. […]

  • Frequency of flight-disrupting volcanic eruptions estimated
    on January 3, 2017 at 3:17 pm

    Holidaymakers concerned about fresh volcanic eruptions causing flight-disrupting ash clouds across Northern Europe might be reassured by a study setting out the first reliable estimates of their frequency. […]

  • Clues from past volcanic explosion helps research team to model future activity
    on December 20, 2016 at 2:44 pm

    Researchers have developed a model that will help civil defense agencies better judge the impact of future volcanic eruptions – including those that threaten the UK population. […]