Perhaps by "molten ice" he means that the H20 is in its liquid state not because...

awolf on July 30, 2012 | parent | context | favorite | on: Titan, one of Saturn's moons, has an underground o...

Perhaps by "molten ice" he means that the H20 is in its liquid state not because of the surrounding temperature but because of the pressure exerted upon it by the upper layers. Just a guess.