A ballpoint that detects if we are forging a signature or a substitute in miniature for the CD-ROM are some of the applications that can be carried out using microwires.
3 or 5 times thinner than a human hair, these fine threads were invented in the old Soviet Union for military purposes but, the broader scientific community has been studying them for some time now for other applications – including at the University of the Basque Country (EHU).