It looks like the latest Mars mystery has been solved. Dashing the hopes of the many people who thought the Curiosity rover had located their lost keys or earrings, NASA has decided that a strange, bright object found on the surface is actually a piece of plastic.
According to a NASA status report, "The rover team's assessment is that the bright object is something from the rover, not Martian material. It appears to be a shred of plastic material, likely benign, but it has not been definitively identified."… Read more