Disappearing Ice on Mars, According to NASA

Too exciting not to post about, NASA now believes what they thought might be ice–or salt–is, in fact, ice.  NASA’s press release is here.

Whatever the substance is, the lander has found another hard layer at the same depth in a location to the right of this trench (aka “Snow White 1″).

Enjoy the animated gif below, depicting the evaporating substance in a before-after sequence: