News tagged with molten rock
Chilean eruption highlights risk from 'rhyolitic' volcanoes
Space & Earth / Earth Sciences
Oct 07, 2009 |
4.6 / 5 (13) |
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Magma from a Chilean volcano shot through Earth's crust at around a metre (3.25 feet) per second, a speed highlighting the perils from so-called rhyolitic volcanoes, scientists reported on Wednesday.
Scientists' Drill Hits Magma: Only Third Time on Record
Space & Earth / Earth Sciences
Jun 29, 2009 |
4.7 / 5 (23) |
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(PhysOrg.com) -- Scientists drilling a borehole deep into Iceland’s rocky crust to explore new methods of using geothermal energy hit a major roadblock on Thursday: Their drill ran into molten rock at a depth ...
Fledgling mantle plume may be cause of African volcano's unique lava
Space & Earth / Earth Sciences
Mar 13, 2009 |
5 / 5 (10) |
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(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 ...
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Scientists Make Oxygen Out of Moon Rock
Space & Earth / Space Exploration
Aug 11, 2009 |
4.6 / 5 (27) |
21
(PhysOrg.com) -- If humans ever create a lunar base, one of the biggest challenges will be figuring out how to breathe. Transporting oxygen to the moon is extremely expensive, so for the past several years ...
Key component of Earth's crust formed from moving molten rock
Space & Earth / Earth Sciences
Mar 05, 2008 |
3.5 / 5 (19) |
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Earth scientists are in the business of backing into history -- extrapolating what happened millions of years ago based on what they can observe now. Using this method, a team of Cornell researchers has created ...
Under the sea
Space & Earth / Earth Sciences
Mar 27, 2008 |
3.6 / 5 (9) |
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For the first time scientists have mapped the layers of once molten rock that lie beneath the edges of the Atlantic Ocean and measure over eight miles thick in some locations.
Young planets stay hotter longer
Oct 14, 2008 |
4.3 / 5 (9) |
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(PhysOrg.com) -- Young planets around other stars may be easier to spot because they stay hotter way longer than astronomers have thought, according to new work by MIT planetary scientist Linda Elkins-Tanton.
Mars' Molten Past
Space & Earth / Space Exploration
Nov 21, 2007 |
3.8 / 5 (21) |
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Mars was covered in an ocean of molten rock for about 100 million years after the planet formed, researchers from the Lunar and Planetary Institute in Houston, Texas, UC Davis, and NASA's Johnson Space Center ...
Hawaii coast line collapses, lava flows
Dec 01, 2005 |
2.9 / 5 (8) |
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A 40-acre section of the Hawaii Volcanoes National Park's coastline collapsed this week, producing a six-foot-thick geyser of molten rock.
Microscopic View on Mars
Feb 06, 2006 |
4.4 / 5 (21) |
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NASA's Mars Exploration Rover Spirit used its microscopic imager to capture this spectacular, jagged mini-landscape on a rock called "GongGong." Measuring only 3 centimeters (1.2 inches) across, this surface ...
21st Century detective work reveals how ancient rock got off to a hot start
Nov 06, 2008 |
4.7 / 5 (6) |
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(PhysOrg.com) -- A new X-ray technique has enabled scientists to "play detective" and solve the debate about the origins of a three-billion-year-old rock fragment.
Ancient rock's magnetic field shows that moon once had a dynamo in its core
Space & Earth / Space Exploration
Jan 15, 2009 |
4.9 / 5 (11) |
9
(PhysOrg.com) -- The collection of rocks that the Apollo astronauts brought back from the moon carried with it a riddle that has puzzled scientists since the early 1970s: What produced the magnetization found ...
Geophysicists detect a molten rock layer deep below the American Southwest
Space & Earth / Earth Sciences
Jun 20, 2007 |
4.5 / 5 (19) |
0
A sheet of molten rock roughly 10 miles thick spreads underneath much of the American Southwest, some 250 miles below Tucson, Ariz. From the surface, you can't see it, smell it or feel it.
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