In Space First, Curiosity Rover Drills Into Mars Rock and Collects Sample

NASA’s Curiosity rover has drilled into a Martian rock and collected samples, marking the first time any robot has ever performed this complicated maneuver on the surface of another planet. The 1-ton Curiosity rover used its arm-mounted drill to bore a hole 0.63 inches (1.6 centimeters) wide and 2.5 …