Ancient Mars Had Energy Source for Potential Life Underground   https://www.space.com/41922-mars-life-energy-source-underground.html?utm_source=sdc-newsletter&utm_medium=email&utm_campaign=20180925-sdc   Exerpt: If life got a foothold in the Martian subsurface long ago, it could have tapped into a plentiful chemical energy source, a new study suggests. That source was hydrogen, generated when radiation split underground water into its constituent parts. And there was… Continue reading Mars News – September 26 2018