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News tagged with plume

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Yellowstone's plumbing exposed

(PhysOrg.com) -- The most detailed seismic images yet published of the plumbing that feeds the Yellowstone supervolcano shows a plume of hot and molten rock rising at an angle from the northwest at a depth ...

Space & Earth / Earth Sciences

created Dec 14, 2009 | popularity 4.8 / 5 (49) | comments 18

Scientists Control Plasma Bullets

(PhysOrg.com) -- On the nanoscale, things aren’t always what they seem. What first looked like a continuous plasma jet has turned out to be a train of tiny, high-velocity plasma bullets. Using a camera with ...

Physics / Plasma Physics

created Feb 27, 2009 | popularity 4.5 / 5 (30) | comments 16 feature

Cassini successfully flies over Enceladus

These raw, unprocessed images of Saturn's moons Enceladus and Tethys were taken on April 14, 2012, by NASA's Cassini spacecraft.

Space & Earth / Space Exploration

created Apr 17, 2012 | popularity 4.6 / 5 (18) | comments 0 | with audio podcast

New force driving Earth's tectonic plates discovered

Bringing fresh insight into long-standing debates about how powerful geological forces shape the planet, from earthquake ruptures to mountain formations, scientists at Scripps Institution of Oceanography at ...

Space & Earth / Earth Sciences

created Jul 06, 2011 | popularity 4.8 / 5 (17) | comments 11 | with audio podcast

Hot topic in earth sciences: The mantle plume model and Siberian 'traps'

(PhysOrg.com) -- A Michigan Technological University researcher may have solved a long-standing mystery in earth science studies. In Siberia there exist stepped, large-scale basaltic formations known as “traps.” ...

Space & Earth / Earth Sciences

created Sep 22, 2010 | popularity 4.5 / 5 (17) | comments 0 | with audio podcast

Electric Yellowstone: Conductivity image hints volcano plume is bigger than thought

University of Utah geophysicists made the first large-scale picture of the electrical conductivity of the gigantic underground plume of hot and partly molten rock that feeds the Yellowstone supervolcano. The ...

Space & Earth / Earth Sciences

created Apr 11, 2011 | popularity 4.7 / 5 (15) | comments 13 | with audio podcast

Second Iceland volcano could erupt in near future: experts

An Icelandic volcano neighbouring Eyjafjoell, whose eruptions paralysed Europe's skies last month, could come to life in the near future, according to experts.

Space & Earth / Earth Sciences

created May 26, 2010 | popularity 3.8 / 5 (16) | comments 1

Fledgling mantle plume may be cause of African volcano's unique lava

(PhysOrg.com) -- Nyiragongo, an active African volcano, possesses lava unlike any other in the world, which may point toward its source being a new mantle plume says a University of Rochester geochemist. The ...

Space & Earth / Earth Sciences

created Mar 13, 2009 | popularity 5 / 5 (11) | comments 0

Earth's largest environmental catastrophe 250 million years ago studied

The eruption of giant masses of magma in Siberia 250 million years ago led to the Permo-Triassic mass extinction when more than 90 % of all species became extinct. An international team including geodynamic ...

Space & Earth / Earth Sciences

created Sep 14, 2011 | popularity 4.6 / 5 (12) | comments 9 | with audio podcast

Hawaiian hot spot has deep roots

(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart ...

Space & Earth / Earth Sciences

created Dec 03, 2009 | popularity 4.9 / 5 (11) | comments 1

Study shows deepwater oil plume in Gulf degraded by microbes

In the aftermath of the explosion of BP's Deepwater Horizon drilling rig in the Gulf of Mexico, a dispersed oil plume was formed at a depth between 3,600 and 4,000 feet and extending some 10 miles out from ...

Space & Earth / Environment

created Aug 24, 2010 | popularity 4.9 / 5 (10) | comments 15 | with audio podcast

New explanation for Hawaiian hot spot

(PhysOrg.com) -- Scientists in the US have suggested that volcanic activity in Hawaii could be fed by a giant hot rock pool 1,000 kilometers west of the islands and in the Earth’s mantle, rather than ...

Space & Earth / Earth Sciences

created May 27, 2011 | popularity 4.4 / 5 (11) | comments 3 | with audio podcast report

Scientists map volcanic plume under Yellowstone

Scientists using electric and magnetic sensors have mapped the size and composition of a vast plume of hot rock and briny fluid down to 200 miles below Yellowstone National Park's surface, according to a new ...

Space & Earth / Earth Sciences

created Apr 15, 2011 | popularity 4.8 / 5 (8) | comments 0

Invisible Oil Plume Detected in Gulf Waters

(PhysOrg.com) -- Researchers aboard the University of South Florida’s R/V Weatherbird II conducting experiments in a previously unexplored region of the Deepwater Horizon oil spill have discovered what initial tests show ...

Space & Earth / Environment

created May 27, 2010 | popularity 4.1 / 5 (9) | comments 0 | with audio podcast

Ash may hover for days over uncertain Europe

(AP) -- The Icelandic volcano that has kept much of Europe land-bound is far from finished spitting out its grit, and offered up new mini-eruptions Saturday that raise concerns about longer-term damage to ...

Space & Earth / Earth Sciences

created Apr 18, 2010 | popularity 5 / 5 (6) | comments 5