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Tag Archives: eruptions

What really killed the dinosaurs: asteroid impact or a series of volcanic eruptions?

In a similar way as in the old chicken-or-the-egg sayings, scientists have been wondering for some decades who came first: devastating asteroid exposure or suffocating volcanic eruptions? A pair of studies published in Science should answer that very question. First let's jump back 30 years. When researchers suggested in the 1980s that the Chixculub impact crater on the Mexican Yucatan …

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New data shows massive volcanic eruptions superimposed on the death of dinosaurs

Enlarge / Have these enormous layered volcanic deposits come about through many or even some massive eruptions? Courtney Sprain Modeling what happened after a massive asteroid struck the Yucatan, a landscape that can cause mass extinction: stifling dust, immense tsunamis, and enough debris to leave the atmosphere to trigger global fires , However, the question remains as to whether the …

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Indonesia tsunami: Flights rerouted as volcano eruptions continue

On Thursday, Indonesia's National Board for Disaster Management raises the warning level for Anak Krakatau to 3, the second-highest rank. Saturday's eruption, which caused a 3-meter (10 foot) high tsunami to sweep through the Sunda Strait, killing more than 430 people and displacing tens of thousands. Aulia Ariani, a spokeswoman for The Indonesian Red Cross, told CNN that thousands of …

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Lava and eruptions continue in Hawaiis Kilauea

And more than two months later, Kilauea is still breaking out. On Monday, a lava bomb – a flying chunk of molten rock – hit a tour boat and injured 23 people. Thirteen of the injured were hospitalized and at least one woman was in serious condition, authorities said. Here's how the volcano has affected the area in recent months. …

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Artificial intelligence to understand volcanic eruptions from tiny ashes

Under the microscope, volcanic ash contains thousands of tiny particles with complex shapes. Credit: Shizuka Otsuki Scientists led by Daigo Shoji of the Earth-Life Science Institute (Tokyo Institute of Technology) have shown that artificial intelligence called the convolution neuronal network can be trained to categorize volcanic ash particle forms. Because the shapes of the volcanic particles are related to the …

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Volcano in Guatemala: The death toll rises from volcanic eruptions, explosions of ash and molten rock in Guatemala's volcano Fuego

Last Updated Jun 3, 2018 9:18 AM EDT GUATEMALA CITY – One of Central America's most active volcanoes erupted on Sunday in fiery explosions of ash and molten rock. At least seven people were killed and 20 injured when a huge plume of smoke near villages was in heavy ashes. Video images published by Sacatepezuez showed a charred landscape in …

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Comet 67P's sweet rubber duck shape perfect for eruptions • The Register

Scientists have discovered that the jets of ice and dust emanating from the Comet 67P are as low as the sun's rays strike its unique rubbery surface. In a study published in Nature, a group of astronomers studied the sublimation process was concentrated in jets rather than a homogeneous cloud of material. <img src = "https://regmedia.co.uk/2017/10/30/comet_plume_on_67p.jpg?x=174&y=115&crop=1" width = "174" height …

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