/technologies/test-and-measurement/b/blog/posts/engineers-develop-tiny-tweezers-that-can-manipulate-biomolecules-and-proteinsThe nano=scaled tweezers could be used to detect pathogens and early stages of diseases such as Alzheimer's. (Image Credit: Justus Ndukaife, Vanderbilt University) Today's optical tweezers, which use a highly focused laser beam to trap a...en-USTelligent Community 12