Water found deep under the surface of Mars

Mars is known to have had lots of surface water in the past. No doubt some of it evaporated into space, but the rest? Only one way to go – down.

Now scientists using data from older data from the InSight lander have found evidence for cracks in the Martian surface filled with water. The only issue for future human missions to use this resource is that it’s some 10-20km underground and not available for recovery using current technology.

More here.