The instrument has established that winds generally blow east-west on the floor of the crater - something of a surprise to researchers who thought the rover's position close to the northern slopes of Gale's big central mountain might drive winds in a prevailing north-west direction as air moved up and down the peak in a day-night cycle.

BBC: Dust-devils flirt with Curiosity Mars rover

As lawmakers handle the delicate possibility of helping Greece to achieve something of an orderly default on its sovereign debt payments, aggressive strategies are needed to cushion the blow for the bond holders.

FORBES: Euro Leaders Face Important Decision On Function Of EFSF