News tagged with rock

Related topics:

Taking X-rays of CO2

As CO2 levels in the Earth's atmosphere top 400 parts per million, options such as storing the greenhouse gas in porous sandstone rock formations found in abundance on the sea floor are of increasing interest. ...

May 14, 2013
3 / 5 (4) 0

Scientists seek to corral asteroid for study

Scheming to rearrange the heavens, scientists are busy planning how to pluck, push and park a spinning asteroid between here and the moon. While most of us hope to dodge space rocks, NASA has unveiled an ambitious, $105 million ...

May 13, 2013
4.5 / 5 (4) 0

Geologists study mystery of 'eternal flames'

"Eternal flames" fueled by hydrocarbon gas could shine a light on the presence of natural gas in underground rock layers and conditions that let it seep to the surface, according to research by geologists ...

May 09, 2013
4.8 / 5 (11) 2 | with audio podcast

Graphite lubricates fault zones

Graphite is known to be a low-friction material, and rocks rich in graphite are often found in fault zones. Oohashi et al. conducted laboratory studies to determine how much graphite is needed to reduce the frictional strength ...

May 07, 2013
5 / 5 (1) 0

Iron in primeval seas rusted by bacteria

(Phys.org) —Researchers from the University of Tübingen have been able to show for the first time how microorganisms contributed to the formation of the world's biggest iron ore deposits. The biggest known ...

Apr 25, 2013
3.9 / 5 (8) 2 | with audio podcast