More than 8 years since it began it's exploratory mission, the Mars Rover Opportunity is still providing valuable data to NASA and their researchers. While Curiosity is naturally getting the most attention at the moment, the old school vehicle is still delivering the goods. This time, the discovery of an unusual kind of "blueberry" - no, not real blueberries; these are small, round objects thought to be evidence of concretion, a phenomenon usually associated with water interaction. Water. On Mars. Previous blueberries have had a high iron content but this crop appears to be different, giving the geologists something new to ponder.
|Opportunity, before she hit the road.|