Drone-powered 'Uber for blood' is delivering life-saving medical supplies in Africa

Drones might be causing privacy concerns in the United States and Europe, but in the East African country of Rwanda, they are a welcome sight in the skies. Through a partnership between drone startup Zipline and the Rwandan health ministry, drone-powered medical supply deliveries are ramping up, and they're starting to make a serious impact. As The Guardian reports, the drone delivery service has already provided over 5,500 units of blood to aid crews working in remote areas where typical medica...