News tagged with volcanic rock

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

created Dec 15, 2011 | popularity 4.8 / 5 (17) | comments 13 | 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

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

created Dec 07, 2010 | popularity 5 / 5 (9) | comments 2 | with audio podcast

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

created Oct 07, 2010 | popularity 4.2 / 5 (11) | comments 0 | with audio podcast

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

created Jul 21, 2010 | popularity 5 / 5 (23) | comments 25 | with audio podcast

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

created Dec 08, 2009 | popularity 4.9 / 5 (32) | comments 11

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

created Sep 07, 2009 | popularity 3.9 / 5 (16) | comments 5

Ancient volcano may have caused mass extinction

A previously unknown giant volcanic eruption that led to global mass extinction 260million years ago has been uncovered by scientists at the University of Leeds.

Space & Earth / Earth Sciences

created May 28, 2009 | popularity 4.4 / 5 (20) | comments 0

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

created May 30, 2012 | popularity 4.9 / 5 (9) | comments 0 | with audio podcast

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

created May 01, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

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

created Apr 26, 2012 | popularity 4.4 / 5 (7) | comments 4 | with audio podcast

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

created Feb 15, 2012 | popularity 4 / 5 (3) | comments 0 | with audio podcast

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

created Jan 09, 2012 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

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

created Sep 04, 2011 | popularity 5 / 5 (8) | comments 3 | with audio podcast

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

created Sep 02, 2011 | popularity 4.7 / 5 (13) | comments 28 | with audio podcast