Uganda’s Brian Gitta wins the $33,000 Africa Prize for Engineering Innovation for his invention of a bloodless malaria test. With Matibabu device, there is no need for pricking because it is clipped onto a person’s finger and using light and magnetism, a red beam of light scans the finger for changes in colour, shape and concentration of the red blood cells. A result is produced within a minute and sent to a mobile phone linked to the device. Read more