Fixing two additional light sensors to a normal CD or DVD drive can transform it into a highly accurate scanner for chemical or medical tests, Spanish researchers have shown. The team has developed a ...

Scientists have set out to help build the world’s first total-body positron emission tomography (PET) scanner, a medical imaging device that could change the way cancers and other diseases are ...

October 27, 2006 It’s not all that long ago that printing colour photography in the home required a dedicated room with a truckload of gear and chemicals – clearly the domain of the well-heeled ...