A team working with NASA to study data the Mars Curiosity Rover has found high levels of methane at a site on the Red Planet. The existence of methane is, of course, a possible sign of life, since it is produced in abundance by microorganisms here on Earth.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/curiosityrov.jpg)
Source:
https://phys.org/news/2019-06-curiosity-rover-high-methane-mars.html