Image source, Tony Jolliffe/BBC NewsImage caption, The mini factory will make semiconductors in spaceIt sounds like science fiction - a factory, located hundreds of kilometres above the Earth, churning out high-quality materials.But a Cardiff-based company is a step closer to making this a reality.Space Forge have sent a microwave-sized factory into orbit, and have demonstrated that its furnace can be switched on and reach temperatures of around 1,000C.They plan to manufacture material for semic...