This past summer, a plane went into a stomach-churning ascent and plunge 30,000 feet over the Gulf of Mexico. The goal was not thrill-seeking, but something more genuinely daring: for about 25 seconds at a time, the parabolic flight lifted the occupants into a state of simulated weightlessness, allowing a high-tech printer to spit out cardiac stem cells into a two-chambered, simplified structure of an infant’s heart.
Continue reading… “The factories of the future could float in space”











