Too choice not to reblog.
It seems like the viability-of-life-on-Mars story resurfaces every few years with renewed enthusiasm. And how can it not be stimulating to think about foreign biological possibilities existing in other pockets of the universe?
From Discovery News:
With higher pressures and warmer temperatures beneath the Martian surface, Earth-like microorganisms could thrive.
~reblogged by Trent Gilliss, senior editor