Meteor impact may have started a 'mega-tsunami' on early Mars

There appears to be stronger evidence of a possible ocean on ancient Mars. A recent study indicates that the meteor that created the 75-mile Lomonosov crater may have produced a "mega-tsunami" that left its mark on the planet. Its rim is the same h…
Source: Engadget | Meteor impact may have started a 'mega-tsunami' on early Mars