'Stunning' evidence of ice beneath Mars surface
Evidence of huge amounts of frozen water beneath the surface of Mars has been revealed, that, by one estimate, could deluge the planet to an average depth of between 500 and 1,000 metres if it were
Evidence of huge amounts of frozen water beneath the surface of Mars has been revealed, that, by one estimate, could deluge the planet to an average depth of between 500 and 1,000 metres if it were