Professor in talks over spy machine A new spy machine could have major implications for national security and health care. The device, called a T-ray machine, can be used to read books without opening them, scan documents without leaving fingerprints and see through all kinds of materials. Spy chiefs are now in talks with Professor Martyn Chamberlain about his research at the Univeristy of Durham. They believe the machine could be used to check for weapons under clothing or at airports to search passengers or to scan lorries for drugs or illegal immigrants. It could also have a major impact...