Could be…
What was found, according to several attendees of the private meeting, is not direct proof of life on Mars, but methane signatures and other signs of possible biological activity remarkably similar to those recently discovered in caves here on Earth.
[Source: Space.com]
My thoughts on this issue have always been mixed although most of the times I’m more inclined to believe that there must be life on other planets than earth.
I mean, come on, with all the planets, solar systems, galaxies and never-ending space, how can it be that life only exists on this little planet earth.
What do you think?