News tagged with volcanic rock
Volcanic super-eruptions may have surprisingly short fuses
Enormous volcanic eruptions with potential to end civilizations may have surprisingly short fuses, researchers have discovered.
Space & Earth / Earth Sciences
May 30, 2012 |
4.9 / 5 (9) |
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Scientists find microbes in lava tube living in conditions like those on Mars
(PhysOrg.com) -- A team of scientists from Oregon has collected microbes from ice within a lava tube in the Cascade Mountains and found that they thrive in cold, Mars-like conditions.
Space & Earth / Space Exploration
Dec 15, 2011 |
4.8 / 5 (17) |
13
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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
Jul 06, 2011 |
4.8 / 5 (17) |
11
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Dawn spacecraft reveals secrets of giant asteroid Vesta
(Phys.org) -- Findings from NASA's Dawn spacecraft reveal new details about the giant asteroid Vesta, including its varied surface composition, sharp temperature changes and clues to its internal structure. ...
Space & Earth / Space Exploration
Apr 26, 2012 |
4.4 / 5 (7) |
4
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Microbes go rafting on floating volcanic rocks
Volcanoes bring death and destruction, but out of the ashes life soon finds fertile ground. A unique experiment is sifting through floating debris from an ongoing volcanic event to see how microbes move in. ...
Space & Earth / Earth Sciences
May 01, 2012 |
5 / 5 (2) |
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Rare melt key to 'Ring of Fire'
(PhysOrg.com) -- Oxford University scientists have discovered the explanation for why the world?s explosive volcanoes are confined to bands only a few tens of kilometres wide, such as those along the Pacific ...
Space & Earth / Earth Sciences
Oct 07, 2010 |
4.2 / 5 (11) |
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New clues in Easter Island hat mystery
(PhysOrg.com) -- A team of archaeologists has come one step closer to unravelling the mystery of how the famous statues dotting the landscape of a tiny Pacific island acquired their distinctive red hats.
Other Sciences / Archaeology & Fossils
Sep 07, 2009 |
3.9 / 5 (16) |
5
Researchers discover water on the moon is widespread, similar to Earth's
Researchers at the University of Tennessee, Knoxville, are once again turning what scientists thought they knew about the moon on its head.
Space & Earth / Space Exploration
Jul 21, 2010 |
5 / 5 (23) |
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Life on Mars theory boosted by new methane study
Scientists have ruled out the possibility that methane is delivered to Mars by meteorites, raising fresh hopes that the gas might be generated by life on the red planet, in research published tomorrow in Earth an ...
Space & Earth / Space Exploration
Dec 08, 2009 |
4.9 / 5 (32) |
11
Lava formations in eastern Oregon linked to rip in giant slab of Earth
Like a stream of air shooting out of an airplane's broken window to relieve cabin pressure, scientists at Scripps Institution of Oceanography at UC San Diego say lava formations in eastern Oregon are the result ...
Space & Earth / Earth Sciences
Feb 15, 2012 |
4 / 5 (3) |
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Life thrives in porous rock deep beneath the seafloor, scientists say
Researchers have found compelling evidence for an extensive biological community living in porous rock deep beneath the seafloor. The microbes in this hidden world appear to be an important source of dissolved ...
Space & Earth / Earth Sciences
Dec 07, 2010 |
5 / 5 (9) |
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Endeavour crater provides possible evidence of past water
(PhysOrg.com) -- The Mars rover Opportunity is a senior citizen, but still spry, and as it peers over the rim of the giant impact crater called Endeavour, it's embarking on what could be called a new mission, ...
Space & Earth / Space Exploration
Sep 04, 2011 |
5 / 5 (8) |
3
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Volcanic artifacts imply ice-age mariners in prehistoric Greece
Mariners may have been traveling the Aegean Sea even before the end of the last ice age, according to new evidence from researchers, in order to extract coveted volcanic rocks for pre-Bronze Age tools and ...
Space & Earth / Earth Sciences
Aug 29, 2011 |
4.6 / 5 (8) |
4
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Could Siberian volcanism have caused the Earth's largest extinction event?
Around 250 million years ago, at the end of the Permian geologic period, there was a mass extinction so severe that it remains the most traumatic known species die-off in Earth's history. Although the cause ...
Space & Earth / Earth Sciences
Jan 09, 2012 |
4.7 / 5 (3) |
1
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Opportunity begins study of martian crater, new samples 'unlike any seen before'
(PhysOrg.com) -- The initial work of NASA's Mars rover Opportunity at its new location on Mars shows surface compositional differences from anything the robot has studied in its first 7.5 years of exploration.
Space & Earth / Space Exploration
Sep 02, 2011 |
4.7 / 5 (13) |
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