Cones poking out from the surface of Mars could be evidence for recent water ice on the red planet
Cones on Mars Nature Science Update
Resurrecting life on Mars? Nature Science Update
Can bacteria leave fossils? Debate on this contentious question is central to the mystery of whether or not there is, or ever was, life on Mars. And it is a debate that has just re-opened, thanks to a report in the journal Earth and Planetary Science Letters.