www.nytimes.com...
"But did NASA fiddle with the image to make it look that red? As Mars buffs have pointed out in recent weeks on Web sites like Slashdot.org, a
closer look reveals that parts of the rover itself, in the foreground, are oddly garish. Even the color chips placed on the rover to calibrate the
color photographs had shifted. What should be bright blue is instead bright pink; what should be bright green is brown."