Soda Might Have Powered Geysers on Mars
	On Earth, there are two distinct ways through which water may erupt from beneath the surface into columns stretching as high as 45 meters or more. The first is by pushing water up into the air with steam coming from the deep underground. The second uses the force provided by carbon dioxide gas making its way to the surface. Scientists say that Mars could have had such geysers back in its past, however they must have been much more spectacu ... [read more >>]
	18 March 2008, 11:04GMT | (c) 2008 Softpedia