Columbia is back with upside-down experiments
Nothing quite like it has ever been attempted in space. As the gleaming white-and-black orbiter hurtles across the skies, a long, mechanical arm, rather like the boom of a cherry picker, will emerge slowly from the spacecraft's cargo bay. Bending and flexing its metallic muscles, the multijointed limb will reach out into space almost as if it were guided by an independent intelligence of its own.
The high-level arm-twisting should be the highlight of the space shuttle Columbia 's second flight, slated to begin with another thunderous Florida...
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