Thu, Feb 7, 2013 at 2:39:43 pm
We have another Martian Mystery Object -- this one a thing that looks suspiciously like a hunk of metal. Curiosity detected it, through a high-res image taken from its Mastcam, on Sol 173 (January 30 in Earth days). Universe Today calls the object "a small metallic-looking protuberance" -- it resembles a thick, bent nail, sticking out of the Martian surface -- and it is visible in part because it projects a tiny little shadow on the rock below.
For the heck of it, and because it's a slow news day, I imported the original full-sized photo into Fireworks CS6, clipped out the metallic object, zoomed way in using the Bicubic smoothing algorithm, and here's the result: