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Stromboli"s "rejuvenation" heralds era of more variable volcanic eruptions

An unexpected series of eruptions at Stromboli may be due to changes in the volcano's internal "plumbing.".....»»

Category: topSource:  physorgDec 16th, 2022

A new era of solar observation: International team produces global maps of coronal magnetic field

For the first time, scientists have taken near-daily measurements of the sun's global coronal magnetic field, a region of the sun that has only been observed irregularly in the past. The resulting observations are providing valuable insights into the.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Scientists offer a detailed look at the skeleton of an ancient predator that thrived in extreme conditions

Imagine a world on the brink of collapse: volcanic eruptions spewing toxic gases, oceans turning acidic, and up to 90% of Earth's species vanishing in the blink of an eye. This was the reality at the end of the Permian Period, around 252 million year.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

How would California"s skyscrapers survive a huge earthquake? LA County is about to find out

Faced with the prospect of an extensive, and expensive, seismic safety retrofit for its 1960s-era downtown headquarters, L.A. County decided to vet an alternative: a far newer building, located just blocks away. Not only was it built under stricter s.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Apono raises $15.5 million to accelerate product development

Apono announced the successful completion of its Series A funding round, raising $15.5 million. The funding round was led by New Era Capital Partners, with participation from Mindset Ventures, Redseed Ventures, Silvertech Ventures, initial seed inves.....»»

Category: securitySource:  netsecurityRelated NewsOct 1st, 2024

Study uncovers first evidence of a volcanic spatter cone on Mars

While working under Erika Rader, an assistant professor in the Department of Earth and Spatial Sciences at University of Idaho, a postdoctoral researcher identified a volcanic vent on Mars as a potential spatter cone and compared it to a spatter cone.....»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024

Hubble finds that a black hole beam promotes stellar eruptions

In a surprise finding, astronomers using the NASA/ESA Hubble Space Telescope have discovered that the blowtorch-like jet from a supermassive black hole at the core of a huge galaxy seems to cause stars to erupt along its trajectory. The stars, called.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Turbulent solar wind originates in the sun"s corona, study shows

Solar wind is a never-ending stream of charged particles coming from the sun. Rather than a constant breeze, this wind is rather gusty. As solar wind particles travel through space, they interact with the sun's variable magnetic field, creating chaot.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2024

Afar mantle plume study offers new insight into deep Earth processes

Sophisticated analysis of tiny bubbles of ancient gas trapped in volcanic rocks, combined with new geophysical modeling, has cast new light on long-held assumptions about the deep Earth......»»

Category: topSource:  physorgRelated NewsSep 25th, 2024

Small tsunami waves splash ashore on remote Japanese islands

Small tsunami waves splashed ashore on remote Japanese islands Tuesday morning after an earthquake that may have been triggered by volcanic activity......»»

Category: topSource:  marketingvoxRelated NewsSep 24th, 2024

New research re-envisions Earth"s mantle as a relatively uniform reservoir

Lavas from hotspots—whether erupting in Hawaii, Samoa or Iceland—likely originate from a worldwide, uniform reservoir in Earth's mantle, according to an evaluation of volcanic hotspots published in Nature Geoscience......»»

Category: topSource:  physorgRelated NewsSep 19th, 2024

Study shows microbial diversity differences in volcanic cones and craters

Volcanic activity alters the Earth's surface and promotes the development of new ecosystems, providing valuable models for studying soil formation processes such as microbial composition and vegetation succession. Increasing evidence suggests that so.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Crystals hold a secret history of volcanoes—and clues about future eruptions

Imagine you had a crystal ball that revealed when a volcano would next erupt. For the hundreds of millions of people around the world who live near active volcanoes, it would be an extremely useful device......»»

Category: topSource:  theglobeandmailRelated NewsSep 11th, 2024

The moon had surprisingly recent volcanic activity, samples from Chinese space mission confirm

Volcanoes were erupting on the moon as recently as 120 million years ago, evidence collected by a Chinese spacecraft suggests. Until the last few years, scientists had thought volcanic activity ended on the moon around 2 billion years ago......»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

How did volcanism trigger climate change before the eruptions started?

New dating of a major ancient warming shows warming started before major eruptions. Enlarge / Loads of lava: Kasbohm with a few solidified lava flows of the Columbia River Basalts. (credit: Joshua Murray) As our climate.....»»

Category: topSource:  arstechnicaRelated NewsSep 8th, 2024

The Moon had volcanic activity much more recently than we knew

Eruptions seem to have continued long after widespread volcanism had ended. Enlarge / The eruptions that produced the dark mare on the lunar surface ended billions of years ago. (credit: NASA/GSFC/Arizona State University).....»»

Category: topSource:  arstechnicaRelated NewsSep 5th, 2024

Researchers prove 120-million-year-old volcanism on moon

Extensive geologic evidence of ancient volcanic activity can be found on the moon, but how long this volcanism persisted has been unclear. However, Prof. Li Qiuli's Lab at the Institute of Geology and Geophysics of the Chinese Academy of Sciences (IG.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Why every island"s wildlife ends up looking alike

Located to the east of Madagascar, the bountiful, volcanic French island of Réunion has sometimes been called a sister to Hawaiian volcanoes because of the similarity in their climate and geographical nature. Those familiar with its seemingly pristi.....»»

Category: topSource:  physorgRelated NewsAug 31st, 2024

Is Betelgeuse actually a binary star?

Betelgeuse has been a favorite among amateur astronomers for many years. However you pronounce it, its unexpected dimming draws even more attention to this red supergiant variable star in Orion. It has a few cycles of variability. One of them occurs.....»»

Category: topSource:  informationweekRelated NewsAug 29th, 2024

Researchers discover rejuvenation mechanism in unicellular organisms

A team of scientists from the Cluster of Excellence "Balance of the Microverse" has discovered a previously unknown rejuvenation mechanism in unicellular organisms. They studied unicellular microalgae, which serve as the basis of food chains in the o.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Iceland"s volcanic eruption slows as lava flows from second fissure

Icelandic authorities said Friday that a second fissure had formed on the southwestern Reykjanes peninsula, but volcanic activity had decreased after lava started spewing forth for the sixth time in the region since December......»»

Category: topSource:  physorgRelated NewsAug 24th, 2024