A personal scanner that reveals the nutritional value of your food could soon be helping you to eat healthily, thanks to a EUR 1 million prize that is being offered to the inventors who come up with the best working prototype.  The scanner will be able to identify whether your sausages, burgers or croissants contain too much fat and salt, and even pick out traces of nuts or gluten. It’s one of five Horizon Prizes where money is offered to inventors and developers who create a specific technology. …more