Healthcare Systems, the largest division of GE Healthcare, consists of a broad portfolio of technology businesses including Computed Tomography, Magnetic Resonance, Ultrasound, Monitoring Solutions, Molecular Imaging, X-Ray, Interventional, Life Support, and Home Health.

FORBES: Medtronic Names New CEO

The discover section of the site provides an insight into the science behind the study of Leonardo's work, including explanations and images of infra-red, ultra-violet and my favourite, the "computed axial tomography" of some of da Vinci's work.

BBC: 8bitpeoples