NASA’s search for signs of life on Mars yields another shock0
- From Around the Web, Space
- June 27, 2019
It was just a couple of days ago that NASA announced something pretty exciting about Mars. Its Curiosity rover had detected shockingly high levels of methane, suggesting an unseen geological or even biological process was at work on the planet. Signs of past or present life? Perhaps, but a follow-up reading has now generated more questions than answers.