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.

  • 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. […]

  • Underwater volcano's eruption captured in exquisite detail by seafloor observatory
    on December 15, 2016 at 7:35 pm

    Seismic data from the 2015 eruption of Axial Volcano, an underwater volcano about 300 miles off the Oregon coast, has provided the clearest look at the inner workings of a volcano where two ocean plates are moving apart. […]

  • Cyclic change within magma reservoirs significantly affects the explosivity of volcanic eruptions
    on November 30, 2016 at 3:40 pm

    Temperature and water content cycles within magma reservoirs, and this is linked to eruptive style of a volcano, suggests new research. […]

  • Climate change may prevent volcanoes from cooling the planet
    on November 16, 2016 at 4:42 pm

    New research shows that climate change may impede the cooling effect of volcanic eruptions. Previous research has shown that as the planet warms, the lower layers of the atmosphere will expand, making it much harder for the gasses to reach the stratosphere. […]

  • Massive 'lake' discovered under volcano could unlock why and how volcanoes erupt
    on November 8, 2016 at 6:01 pm

    A huge magmatic lake has been discovered, 15 kilometers below a dormant volcano in Bolivia, South America. The body of water, which is dissolved into partially molten rock at a temperature of almost 1,000 degrees Celsius, is the equivalent to what is found in some of the world's giant freshwater lakes, such as Lake Superior. […]

  • Enormous dome in central Andes driven by huge magma body beneath it
    on October 25, 2016 at 3:51 pm

    A new study reveals how magma injected into the crust from below has contributed to the uplift of the spectacular Altiplano-Puna plateau in the central Andes. […]

  • Mt. Aso could erupt much sooner, scientists warn
    on October 20, 2016 at 6:42 pm

    Damage from the 2016 Kumamoto earthquake could hasten Mt. Aso's eruption, volcanologists warn. In a new paper, scientists report new faults in the vicinity of Mt. Aso's magma chamber and volcanic cones, which they say could alter spatial and mechanical properties of Aso volcano. […]

  • Magma movements foretell future eruptions
    on October 7, 2016 at 2:39 pm

    Geologists have traced magma movement beneath Mt. Cameroon volcano, which will help monitoring for future volcanic eruptions. […]

  • Exhaling Earth: Scientists closer to forecasting volcanic eruptions
    on October 6, 2016 at 2:10 pm

    On average, 40 volcanoes on land erupt into the atmosphere each month, while scores of others on the seafloor erupt into the ocean. A new time-lapse animation uniting volcanoes, earthquakes, and gaseous emissions reveals unforgettably the large, rigid plates that make the outermost shell of Earth and suggests the immense heat and energy beneath them seeking to escape. […]