SpaceGushing flood formed giant Martian sinkhole Meltwater flowing through deep cracks in the Martian rock may explain the origins of the enormous Hebes Chasma canyon 51¶¯Âþ
LifeCommon Mars rock can preserve microfossils after all Sulphate minerals – which are widespread on Mars – do not erase evidence of fossilised microbes as previously thought, a study of Earth rocks suggests 51¶¯Âþ