Moreover, engineers have worked out how to make laser beams more intense by using short lengths of optical fibre to narrow the beam.

ECONOMIST: Monitor

Moreover, using a stain in this way meant they could automate the process by attaching a camera to the microscope, taking photographs of all 384 wells, and feeding the images into a computer that had been programmed to measure the area of orange in a well and contrast that with the total area occupied by worms.

ECONOMIST: A better way to find novel antibiotics