NASA’s Mars Curiosity Rover –“A Fresh Signal of Life?”

  ‏   “We don’t yet know where methane on Mars comes from,” tweeted Thomas Zurbuchen, NASA’s Associate Administrator for the Science Mission Directorate. “A leading idea is that methane on Mars is being released from underground reservoirs created by past biology. But sometimes, methane is a sign of geology rather than biology.” Hundreds of … Continue reading NASA’s Mars Curiosity Rover –“A Fresh Signal of Life?”