News tagged with lava flows
Epic volcanic activity flooded Mercury's north polar region
(PhysOrg.com) -- Ever since the Mariner 10 mission in 1974 snapped the first pictures of Mercury, planetary scientists have been intrigued by smooth plains covering parts of the surface. Some suspected past ...
Space & Earth / Space Exploration
Sep 29, 2011 |
4.3 / 5 (6) |
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Lava rocks from three continents and oceanic plateau traced to same lava plume
(PhysOrg.com) -- The Sylhet Traps lava flows of the Shillong Plateau in northeastern India lie some 340 miles to the east of the Rajmahal Traps at the bend of the Ganges River as it flows south to the Bay ...
Space & Earth / Earth Sciences
Aug 19, 2011 |
5 / 5 (1) |
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Australian volcano eruptions overdue, new study confirms
(PhysOrg.com) -- Latest research into the age of volcanos in Western Victoria and South Australia has confirmed that the regions are overdue for an eruption, potentially affecting thousands of local residents.
Space & Earth / Earth Sciences
Jul 05, 2011 |
3.5 / 5 (2) |
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Satellite looks down the eye of erupting Nabro Volcano
Wow! What an amazing and detailed top-down view of an active volcano! This is the Nabro Volcano, which has been erupting since June 12, 2011. It sits in an isolated region on the border between Eritrea and ...
Space & Earth / Earth Sciences
Jun 28, 2011 |
4.6 / 5 (5) |
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3D-Model mimics volcanic explosions
(PhysOrg.com) -- A 3-D model of a volcanic explosion, based on the 1980 eruption of Mount St. Helens in Washington state, may enhance our understanding of how some volcanic explosions occur and help identify ...
Space & Earth / Earth Sciences
Jun 01, 2011 |
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Deep-sea volcanoes don't just produce lava flows, they also explode
Most deep-sea volcanoes produce effusive lava flows rather than explosive eruptions, both because the levels of magmatic gas tend to be low, and because the volcanoes are under a lot of pressure from the surrounding ...
Space & Earth / Earth Sciences
Mar 28, 2011 |
4.3 / 5 (6) |
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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
Sep 22, 2010 |
4.5 / 5 (17) |
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Next Iceland eruption will likely cause less havoc: experts
A new volcano eruption on Iceland could happen again soon, but will likely wreak less havoc than the one that caused massive airspace shutdowns earlier this year, experts said Thursday.
Space & Earth / Earth Sciences
Sep 16, 2010 |
3 / 5 (3) |
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Evidence of second fast north-south pole flip found
(PhysOrg.com) -- The Earth's magnetic poles flip around every 200,000 years or so, with north becoming south and vice versa. Normally, the process takes 4-5,000 years and it ought to be impossible for the ...
Space & Earth / Earth Sciences
Sep 06, 2010 |
4.8 / 5 (42) |
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Scientists Explore Origins of 'Supervolcanoes' on the Sea Floor
(PhysOrg.com) -- "Supervolcanoes" have been blamed for multiple mass extinctions in Earth's history, but the cause of their massive eruptions is unknown.
Space & Earth / Earth Sciences
Apr 09, 2010 |
4.4 / 5 (10) |
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Venus is alive -- geologically speaking (w/ Video)
ESA's Venus Express has returned the clearest indication yet that Venus is still geologically active. Relatively young lava flows have been identified by the way they emit infrared radiation. The finding suggests ...
Space & Earth / Space Exploration
Apr 08, 2010 |
4.5 / 5 (12) |
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Team explains how dinosaurs rose to prominence
A shade more than 200 million years ago, the Earth looked far different than it does today. Most land on the planet was consolidated into one continent called Pangea. There was no Atlantic Ocean, and the rulers ...
Space & Earth / Earth Sciences
Mar 22, 2010 |
4.7 / 5 (17) |
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Volcano monitoring will target hazard threat to Marianas, US military and commercial jets
Technology designed to detect nuclear explosions and enforce the world's nuclear test-ban treaty now will be pioneered to monitor active volcanoes in the Northern Mariana Islands near Guam. The island of Guam soon will be ...
Space & Earth / Earth Sciences
Feb 25, 2010 |
3 / 5 (1) |
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Congo receives help from space after volcano eruption
(PhysOrg.com) -- On 2 January, Mount Nyamulagira in the Democratic Republic of Congo erupted, spewing lava from its southern flank and raising concerns that the 100 000 people in the town of Sake could be ...
Space & Earth / Earth Sciences
Jan 22, 2010 |
5 / 5 (1) |
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Volcanic hazard map produced for island of Gran Canaria
Spanish and French researchers have defined the age, location, size and geochemistry of the volcanoes of Gran Canaria during the Holocene, 11,000 years ago, in order to draw up a map of volcanic hazards for ...
Space & Earth / Earth Sciences
Jan 19, 2010 |
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