This episode of Tech Now delves into high-tech heart surgery, blending the precision of robotics with the life-saving skills of surgeons. As we explore this frontier, wonder at how far technology has come to save lives and ponder what it might mean for our future healthcare.

The series also dives deep into underwater tech, uncovering innovations that could help divers stay submerged longer without fear of decompression sickness – a potential game-changer not only in diving but perhaps in the underwater world's entire economy and exploration.

Meanwhile, AI is cracking art history mysteries, with algorithms piecing together fragmented paintings and lost techniques. It's like having a digital Sherlock Holmes for cultural heritage conservation.