The US space agency NASA's Mars rover Curiosity will make a wide detour to explore a 'cool' geographical hot spot on Mars, scientists said on Friday.

The scientists also reported they found temperatu

As big as a car and as well-equipped as a laboratory, Nasa's newest Mars rover blows away its predecessors in size and skill. Nicknamed Curiosity and scheduled for launch on Saturday, the rover has a 7-foot arm tipped with a jackhammer and a laser to break through the Martian red rock.