Pick up a basketball and drop it in a garbage can.Sounds easy, right?
But maybe not when your hand is a 2-foot-wide steel claw, your arm is a 20-foot-long hydraulic boom and the joystick controls of your 8-ton rig respond to an inch of extra pressure with a 5-foot lurch.
Perhaps that’s why more than 100 people […]

On the mission’s third spacewalk today, astronaut Stanley Love will function like a human forklift, holding three massive — but weightless — pieces of equipment while attached to the space station robot arm.
Love will begin the spacewalk at 8:35 a.m. by stepping into the footrests on the robot arm.
Rex Walheim will detach the European SOLAR […]